One is the small, 7.5-inch, another is the 8.2-inch, and yettwo more are the 8.5 and 8.6-inch. Race-spec ring and pinion gears for desert racing, rock bouncing, and rock . Lifted78Chevy. The engine roars and the tires dig into the pavement as they work to move your car forward, pushing you back into your seat with tremendous force. This heavy duty nut has been designed using high grade steel and features a zinc plated finish for maximum protection against rust and corrosion. Uses 28 or 30 spline c-clip axles. Use Loctite #271 on the bolt threads and torque in a crisscross fashion to 55 ft-lb. Like most 10-bolts, the axles are held in place by C-clips on the inner end of the axles. There are other 14b axles out there - a 9.5" ring gear semi-float for one, and even a 11.5 . GENERAL MOTORS: APPLICATION: FT-LBS / ( N-m) AXLE SHAFT FLANGE BOLT 'S' BODY CAR: 27 (37) TRUCKS: 60 (82) AXLE SPINDLE NUT 'A' BODY: 192 (261) 'C' 'E' 'H' & 'K' BODIES : 180 (245) 'J' & 'L' BODIES . It's not easy, but pushing yourself can be rewarding; after all, with hard work come great rewards! It saved me time and effort trying to crush a brand new crush sleeve. It was first developed for racing cars where superior control on fast corners is essential for success; however, today torque vectoring differentials can be found in many production vehicles as well due to their exceptional performance benefits. 3. remove yoke from splines. When combined with a low curb weight, this combination creates acceleration so fast it feels almost supernatural. Mikz86TA. By Albert. Tightening Torque Clamp Load Rancho Cordova, CA 95742, Bearing Preload, Backlash and Torque Specifications. Sometimes, you need to push yourself. Not only has the 10-bolt rearend proved its worth in high-performance, high-horsepower applications, but it has also been found to be a great unit for street/strip cars. Gear Ratio Calculator - Calculate the gear ratio of gears based on their tooth count. Zone 1.5 BL, 22x12s, California delete, Detroit TrueTrac, etc. The purpose of preloading a bearing is to eliminate any existing clearance that has been designed into standard ball bearings by utilizing tension or compression loads applied directly onto each component within the assembly. Some guys even go to the trouble of making a set-up bearing so you dont have to press on and remove the pinion bearing to try different shims. Automotive Chassis Torque Specs. Once the specified preload has been obtained, make sure the bearings are seated by rotating the pinion several times. The concept of low-end torque is an important one for drivers to understand when it comes to the performance of a vehicle. . . I will attempt to cover the necessary steps in building a differential for a GM 10 bolt rear end with an 8.5/8.6 ring gear. Recheck the torque to turn the pinion until it gets to the point where the amount of torque it takes to turn the pinion is between 15-25 in. The trick is to get it tight as possible without crushing the sleeve any more then it already is crushed. Pinion nut has no torque spec. 3.08 and numerically lower gears = 1.660-inch, 3.23 and numerically higher gears = 1.950- inch, 2.73 and numerically lower gears = 1.615-inch, 3.08 and numerically higher gears = 2.00-inch, 2.56 and numerically lower gears = 1.530-inch, 2.73 and numerically higher gears = 1.720-inch. The pinion nut needs to be torqued to 250 ft/lbs. I am also replacing all the bearings on my son's 97 Chevy rear end. However, when you have new gears, a new posi unit, and other variables like mixing housings with differentials you might have to try multiple shims to get a good pattern. Determining the correct flexplate for your V8 Mopar-powered project takes a little understanding of how these engines were balanced. Axle Retainer Plate Nuts: 3/8" T-bolts - 30 ft lbs. High-Performance Differentials, Axles & Drivelines, How to Measure and ID Differetial Housings, Filling Trim Holes in Car Body: Sheet Metal Welding Tips, Q&A With Our Race Experts: Tuning and Maintenance Tips, Small Block and Big Block Chevy Engine Flexplate Guide, How to Adapt LS Engine to 700R4 or Turbo 350 Transmissions, Chevy C10 Driveshaft Length Measuring Guide, GM Steering Column Compatibility, Interchange & Repair Guide. The pinion on the left is part of a 4.11:1 gear set; the one on the right is a 3.08:1 pinion. Not only will you be getting the best quality performance with JEGS Pinion Nut, but you'll also have the convenience of knowing it's made to fit GM 8.875 inch 12-bolt car and truck axles. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. This one is not as easy as it sounds. It has to be drained to get a peak inside. By reducing the amount of free play between components, preloaded bearings can provide greater accuracy and quieter operation than standard ball bearings with clearances. The pinion diameter is 1.438 inches, and has 25 splines. Doing a gear ratio change but not sure what you want? Upgrade your cam, intake, headers, stall converter, and the list goes on from there. The more torque produced, the less energy needed to move the car forward. Mine is leaking. Depending on what you're using it for, there is an axle size to suit; 7.5/7.625-, 8.2-, 8.5- or 8.6-inches from smallest to largest respectively, so no matter how much horsepower you need to support, there is an option available to fit your needs perfectly and provide excellent strength and reliability even under heavy loads and high speeds. West Coast Differentials has been distributing quality differential and axle parts since 1982. If you are installing an axle and need to know the torque specs, it is important to first understand what torque is. Good luck finding one of these, however, as they are very popular among performance enthusiasts. But, did you know there is more than one style of 10-bolt rearend? A 2.6-3.0 gear ratio range is perfect for flat places and most people find this ratio suitable for their needs. 2429 Mercantile Drive Suite A Free Shipping - Yukon Gear & Axle Crush Sleeve Eliminator Kits with qualifying orders of $99. We think top-notch customer service is the most important thing we do. The Hex is 5/16 the threaded part is SAE 5/16 inch 18 threads per inch. It first appeared in 1970 production cars as a corporate replacement for the 8.2-inch 10-bolt rearend. Before disassembly, we marked the bearing caps and kept the side bearing shims on the correct side. As an added reference, Speedway Motors also offers a great book from CarTech, titled "High-Performance Differentials, Axles & Drivelines" that helps with step by step breakdowns of the process. Since it was so widely used, there is a better possibility of finding one of them at a salvage yard thanlocating a 12-bolt. LBS. You can replace the pinion seal without changing the crush sleeve. It also has an inner diameter of 1 . Is that really all it takes? How involved is the process of changing it? After that we removed the old bearings and cleaned all the parts up in the solvent tank. When it comes to Chevrolet rearends, its the 12-bolt that seems to get all the accolades. Like all Chevy 10-bolts, the axles are retained by C-clips on the inner end of the axle shaft inside the carrier. The 8.5-inch 10-bolt rearend is hugely popular because aftermarket carriers and gears are easily interchangeable. The retaining bolt can be hard enough to get out without using the red high strength Lock Tight on it. Use the blue medium strength on the retaining bolt and the red on the others. Follow along as Zach works over the old 10 bolt and brings it back to life. If you installed a new seal, add 1 or 2 in-oz. This is very important, because if you go too far the crush sleeve will be ruined. Date and location of manufacture are stamped in the axle tube, and this table deciphers the code. On the other hand, if preload is too tight then you'll need to take out the pinion gear and add extra shims in order to reduce bearing pressure against the races. Ring gear bolts. Quaility Gears provide guaranteed performance. I like to measure the old crush sleeve and machine down a solid pinion spacer to that dimension and then . 14 bolts and 10 bolts are different, not sure about changing seals though. Like the 8.2-inch 10-bolt, the 8.5 10-bolts use C-clips to retain the axles. The pinion nut should also measure 1 1/8 inches, if the OEM pinion nut is still in use. The number of teeth on each of these gears determines how much rotational force is converted into torque or speed. The 8.5-inch and 8.6-inch 10-bolt rears are stout and effective differentials that can handle more power than either the 7.5 or 8.2-inch rears. It has a black oxide finish that ensures corrosion resistance while its construction of hardened steel ensures durability even under extreme conditions. The 8-inch rear axle looks very much like the popular Ford 9-inch rear axle. Backlash refers to the distance between two mating gear teeth when they are not engaged. If it checks out you can put your axles back in, C clips on, cross pin and bolt and you are ready to put the cover on and fill it with rear end lube! Now that the hard part is done you can re install the carrier with the shims in place, torque the bearing caps and run one more contact pattern to make sure everything is good to go. Some vehicles require an 8.5" 10-bolt pinion nut to secure the rear axle assembly of their vehicle. The correct way to do this is to use the yoke lock (part of the setup tool kit we bought) and use a breaker bar with a cheater pipe. These are two pinion gears for the 8.5-inch 10-bolt. May 22, 2021 / The pinion diameter is 1.438 inches, and has 25 splines. Camshaft thrust Plate bolts 106 in-lbs. This gives us confidence in the quality of the parts we sell. BACK LASH 0.000". In either case, it is important that this critical adjustment be performed correctly in order to avoid costly repairs or replacements down the line. This will cause the bearings to press more firmly against the races, thereby increasing preload tension. This heavy duty nut has been designed using high grade steel and features a zinc plated finish for maximum protection against rust and corrosion. The PYN10 pinion nut has been specifically designed to fit 30 spline pinions and provide a secure fit and lasting performance. It was used in different models by all GM divisions with the exception of Cadillac. GM 8.6" differentials can be installed in a GM 8.5" axle with the proper conversion bearings. Therefore when dealing with these types of sleeves it's important to make sure they are installed correctly so as not to compromise its integrity or longevity. We have your differential parts in stock ready to ship today. Learn more about GM steering column identification, GM steering column lengths, and GM steering column compatibility. Step 3: Back off 3/8-turn for automatic hubs, and just enough to free the bearing for manual hubs. The reliability of the axle tube and . 8-11 in/lbs for broken in bearings is acceptable. This heavy-duty nut is made with high quality materials and manufactured to exacting standards, ensuring it stands up to whatever you throw at it. The unique design and shape make installation easier while providing ample strength for off-road applications. It is well known that altering the gear ratio of a vehicle, whether it be through changing the pinion or spur gear, can have a significant effect on performance. EDLANTA there is a "crush" spacer between the two pinion bearings that when tightened properly gives you the proper bearing preload. There were an untold number of 8.2-inch axle assemblies built, and although it is only marginally stronger than the 7.5-inch rearend, it does have some aftermarket support. Follow along as our employee Zach installs a GM 10 bolt rebuild kit from Motive Gear. Find the application and ratio you need? Preload plays an important role in many machine designs for its ability to reduce wear and tear on critical components while improving efficiency and accuracy. Additionally, vehicles with higher torque have better control over their handling due to stronger low-end acceleration which makes them safer on roads and highways. Im gonna go buy a good manual for shit like this. It also has an inner diameter of 1 3/16", allowing it to accommodate most 30 spline yokes without any extra modifications or components needed. Ford 9 inch torque specs; Gear Ratio Calculator; Order Forms. It is important to have the right pinion nut for your 8.5-inch 10-bolt rearend. If the nut is loose then the crush sleeve must be changed. Just out of curiosity,what are the 8.5 (r 65lbft & c 60lbft ?) Is a GM 10 bolt rear end good? If it takes a 5/16-inch wrench to remove it, its an 8.5. Check the pinion preload by rotating the pinion with a torque wrench. This high quality product ensures that your vehicle's rear axle assembly will remain securely fastened and properly aligned during operation, giving you peace of mind when driving on the roads or tracks. . The 10-bolt GM rear end has been used in many different applications since its introduction in 1968 and continues to be highly regarded as one of the toughest axles available today due to its proven durability and versatility over decades of use in a variety of situations requiring extreme performance requirements from street racing too off roading adventures. carrier bearings, races, crush sleeve, pinion nut, pinion seal, a gasket and even has the gear marking grease included. I used an 18" breaker bar with a 2 foot pipe on the end of it in order . See all 36 photos. 3/8" T-bolt - 30 ft lbs. Sometimes strength is an important factor when choosing between components, and this is true with the 10-bolt and 12-bolt rearends. I don't use it on the bearing cap bolts. It involves placing a collapsible spacer between the bearings of the pinion gear, then using a torque wrench to tighten the pinion nut until it reaches the correct amount of pressure or preload on the bearings. Use oil on the pinion nut washer surface during all assemblies . Not only is it important to keep the backlash variation under 0.005?, but in an ideal world, no variation should be present at all. Part Number. Maintaining your car's paint finish is essential to keep it looking great. 1/2" T-bolts - 50 ft lbs. The 8.5 rearend will have a round cover, and part of the cover will extend rearward to make room for the ring gear. FORD: .020. Pinion Nut Size: 1-1/4" Featured Products: GM 8.2"/8.5"/8.6" (Chevy) 10 Bolt / Aluminum Girdle Cover / TA Performance / TA_1807 . 10.50 PINION NUT: GM . Next, attach the pinion nut onto the end of the shaft and use a torque wrench to tighten it to between 110-125 ft/lbs of torque. Although the 7.5-inch 10-bolt closely resembles the 8.5-inch housing, you can positively identify the Chevy7.5-inchrearend by measuring it. When it comes to suspension, preload is an important factor. The Fora platform includes forum software by XenForo. But for all intents and purposes, the 10-bolt rearend is a great unit for a street/strip car, and can be stout enough to handle even the occasional abuse delivered by use at the racetrack. The oval-shaped cover measures 8 5/16 inches by 10 9/16 inches. Its strength and durability make it an ideal choice for those who want to take their car out for some fun on the track without having to worry about its performance or reliability. Crankshaft Pulley to Crankshaft bolt 77. What is the torque specs on pinion nut? When I changed all the bearings in my suburban rear end, I bought the crush sleeve eliminator shims from Summit. That's all fine and dandy but my pinnion was chewing it's way through the carrier and now I can't get the passenger side c clip to drop out. It's essential that you use enough force while tightening down the pinion nut so that your component will stay securely attached; however, it's equally important not to over-torque the part, which could cause permanent damage or deformation. Skip to main content. These have been around since 1975, and were installedunder cars, small trucks, and vans up to the 2005 model year. Over 6,000 Automotive Torque Specs. Would this be the same How to write up for my truck? This tension is achieved through a collapsible spacer which is placed between the bearings and then compressed by turning the pinion gear nut. The lower end of this range will give you a cadence of 90 rpm which translates to an average speed of 30 km/h while the upper end will get you going up to 34 km/h. tighten the nut down till its snug and put on your torque wrench and turn it about 3 revolutions. Ring and Pinion Ratio Variations - An explanation of why some ring and pinion gear ratios vary. Once properly secured in place, you should have no further issues with your pinion nut installation. CHECK FREQUENTLY as you progressivley tighten the pinion nut. This means that turning the pedals at the front will turn the back wheel 4.55 times over, which requires quite a bit of effort but allows for fast movement once achieved. For 30 spline pinion axles, PYN10 offers a 10-bolt 8.5" pinion nut that is designed to provide secure and reliable performance in the toughest of conditions. 1989 Toyota Pickup/3vze/R150F/Dual RF1A's/8.0 Detroit/8.0 Detroit/5" SAS/38 TSL'S. Rightfully so, because when comparing the 10 and 12-bolt units, its definitely the more durable of the two. The tension between the bearings of a crush sleeve is a very important factor in its performance, as it helps to ensure that the bearing stays correctly set and does not move or become misaligned. This procedure is necessary in order to ensure that everything within the drivetrain is working correctly and efficiently. Crankshaft Pulley to Hub Bolts 37. With the carrier removed w/ new bearings pinion bearing preload should measure a rolling torque of 20-30 in/lbs. Our custom-length driveshaft kits make it a breeze to get the perfect 67-72 C10 driveshaft length. How Much Hp Can Stock 5.3 Injectors Handle, What Kind Of Gas Does A Jeep Cherokee Take, Popping Noise When Accelerating And Braking. The closer the teeth count is between the two gears, the higher the speed output will be; conversely, if there is a greater difference in tooth count, then more torque will be generated. 2.2L FOUR CYLINDER ENGINE: Camshaft sprocket bolt 96. Pinion bearing preload is measured in inch-pounds, and is a measure of the rolling resistance of the pinion bearings after proper torque has been applied to the pinion nut. Sometimes when repairing or replacing components within a transmission, you may encounter a crush sleeve. Not only was the 10-bolt assembly used in low performance applications, but it was also utilized in a variety of different vehicles ranging from Camaros, Chevelles and Impalas to even the earlier Chevy IIs. If i missed any thing PLEASE tell me. Zach got enlisted by a friend to help rebuild the 7.5" factory 10 Bolt rear in the G-Body Monte that he is working on, so naturally it became a teaching moment. I have a 1993 Suburban K1500. Tighten to 8 ft-lbs (10 N-m), then tighten an additional 1/3 turn to at least 37 ft-lbs (50 N-M). Mgrotel, nice cliff notes. It is internally different from the 8.2 Chevy, but has the same external bosses and brackets. 8-10 ft lbs: None: None: GM 12 Bolt Car: Torque: Lubricant: Thread Locker: Main Caps: OEM Housing: . If too tight, the bearings become overstressed and will fail prematurely, causing a catastrophic failure of both the ring and pinion gears. The 7.5 rearend uses an oval cover and the housing has two small cast-in protrusions near two of the bottom cover bolts. There is a difference, but you cant see it unless you set both units on their side, and then measure the distance from that surface to the face where the ring gear attaches. . Shop for New Auto Parts at 1AAuto.com http://1aau.to/c/553/e/driveshaftThe differential Pinion Flange is part of the universal joint that connects the drive . The inch pound rating is the force required to turn the pinion after the crush sleeve has been crushed. This difference can cause issues with accuracy and repeatability in some applications, necessitating either higher-end components or additional compensation mechanisms. So, when adjusting preload, if it is too loose then the shims should be removed. Lighter and more efficient than its Ford 9-inch and Dana 60 rivals, the 12-bolt enjoys as much use amongst brand-loyal off-roaders as it . Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. Just get a couple sacrificial pinion bearings and open them up a little so you don't have to press them on and off the pinion and add/remove shims until you get the correct preload shown on page 2 of the set up manual. lbs.) You Make The, SEMA 2022: GEARWRENCH Leveled Up With Distinct Quality Hand, Reignite Your Cat Eye Silverado Headlights With, SEMA 2022: Paragon Corvette Adds Performance Parts To, PRI 2022: FuelTech Talks About The Tech Of The FT700, PRI 2022: Concept Performance Now Offers Aluminum LTR, PRI 2022: Get Locked In With Forgeline Beadlock, Creative Automotion: The Art of Farmtruck &, Randy Bolig The Media Mover And Shaker Behind Chevy, How Ken Lingenfelters Love for Corvettes Benefits So, Shop Tour: Prestige Motorsports Is Your One-Stop Hot Rod, Full Factory Tour: How Edelbrock Makes Its Cast Aluminum, HOLY SHIP! When a very slight increase in pinion turning effort is noted, check the pinion rotating torque using an inch-pound torque wrench. Reply Quote. The ideal amount of torque required on a pinion nut when installing an axle depends on many factors, but typically you should aim for 110-125 ft/lbs of torque unless otherwise specified by step #6 during the installation process. How do you fix a loose pinion bearing preload? Again, this would be okay in a daily driver or cruiser application, but if installed behind an engine with horsepower numbers climbing into the 400 range, you can plan on an eventual failure. Sometimes, pinion bearing preload can be a tricky procedure. minimum is 181 ft-lbs., maximum 325 ft-lbs., keep cranking till you get within the range of 7.8-11.3 in-lbs of preload torque on the pinion. Thanks Mike, Id appreciate it. Whilethe 10-bolt rearendslineage can be identified by the code stamps, which are usually on the passengers side axle tube, there are literally hundreds ofpotential codes for the three different 10-bolt rearend housings. The X and F-body spring perches come in two versions: mono-leaf (left) which is shallower than the multi-leaf (right). These protrusions are larger than those on the 7.5 rearend. The PYN10 - 10-Bolt 8.5" Pinion Nut is perfect for 30 spline pinions, providing a dependable and secure connection between the driveshaft and differential ring gear. I also like to put some oil on the seal surface of the yoke to avoid tearing the new pinion seal. Sie Bear Caps FT. LBS; AMC 20 on old bearings. with an impact. Once you give everything a thorough inspection you can begin the re-assembly process. These are considered highway gears that are good for top speed, not for off-the-line performance. This is a metal spacer, usually made of brass or aluminum, that is used to put tension between the bearings in order to keep them properly spaced and aligned. 1988 C1500 Silverado, 5.7L with some go fast parts. . Currie 44 : Torque: Pinion Nut (Solid Spacer) 250 ft lbs. Then after getting the proper gear patterns you put the new crush sleeve and seal in place and tighten the pinion nut to force the crush sleeve. Record pinion flange rotating torque, with a torque wrench. Gear oil is nasty stuff, mostly in smell. It is not an uncommon sight to see a Yukon Gear Pinion Nut when it comes to automotive repairs. An important step I like to take is to assemble the pinion and differential case without the crush sleeve or the new pinion nut. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 1. This assembly featured an 8.2-inch ring gear diameter as well as 28-spline axles which provided adequate strength for these vehicles. When changing a ring & pinion and doing final install of pinion there is no torque spec on the pinion nut itself. Furthermore, this process helps improve performance by increasing load capacity due to preventing misalignment caused by environmental factors such as vibration or thermal expansion of parts over time; additionally it also allows for smoother operation with less noise generation compared to regular ball bearings with their built-in clearances leading ultimately to higher durability rates since theres less overall wear and tear on individual components throughout long term use. On top of that, many pickup owners find that making such modifications also provides them with a greater sense of control over their vehicles capabilities, allowing them to feel more confident and secure on their journey no matter what lies ahead on Oct 5 2022. The "feel" people are way more experienced that you or I so the top one is re-commended. It is important to keep in mind that this can change dramatically based on specific materials used or other variables so it is critical to be sure to consult any instruction manual included with your differential cover before attempting any installation. Furthermore, this action reflects positively on the company's overall commitment to providing reliable transportation services while ensuring its customers' safety remains paramount at all times. Ring Gear Backlash Ring Gear Bolts to Cast FT. LBS. Unfortunately, once the tension on this type of sleeve has been released during installation it cannot be re-used since it will no longer hold the proper tension. range. The large flanges are easy to grip and make installation or removal easier than ever before, allowing you to easily tighten or loosen the nut without fear of it slipping away. Backlash = 6-10 (.001 inch) 2003 S-10 ZQ8 - 262/M5:bowtie: 1986 Pontiac Trans Am - 355/A4 You will need a torque meter in inch-lb. Additionally, its unique thread pattern provides torque retention while eliminating any possibility of loosening or vibrating off over time due to vibration or shock loads. Furthermore, its thread size of 1 7/16"-20 makes it compatible with nearly all GM style rear ends from 1955 to present day models. Backlash arises when two gear teeth mesh together in order to transmit power from one shaft to another; the teeth need some play to avoid jamming and ensure smooth operation. ExtCab96S_Dime . His passion for performance got him noticed by many locals, and he began helping them modify their vehicles. The 8.5-inch 10-bolt also shares the same pinion shaft diameter as the more expensive 12-bolt. Our Mopar flexplate buyers guide will help. JavaScript is disabled. We will safeguard your e-mail and only send content you request. The pinion shaft diameter is 1.625 inches and will have either 28 or 30 splines. GM 8.875" 12 Bolt Differential Ring Gear and Pinion Set. I agree that the preload needs to be about 30 inch pounds. Well help you determine the correct flexplate for your Chevy engine in this buyers guide. Here are the thin shims from the Summit crush sleeve eliminator. Not only does a torque vectoring differential perform the same basic tasks as a regular differential, but it also has an extra element that sets it apart: its ability to transfer torque between the left and right wheels independently. ring gear bolts torque at 175lb/ft, bearing cap bolts torque at 200lb/ft, and the ring gear backlash should be between .006-.010 for aftermarket gears, .005-.007 for OEM gears. An 8.2 (shown) will have the same contour as the cover. This allows you to put the pinion gear in, set the pinion bearing pre-load, set the backlash and then run a contact pattern without the chance of compressing the crush sleeve too much. 7/16" x all lengths 60-65 ft lb. Set the preload carefully (see "Set Up Specifications") so that the bearings will have a long life. Not sure the torque specs on the carrier bearing caps, we red lock-tight them and hit them with the impact pretty hard at work. Instead of using a C-clip to hold the axle in the housing, these axle assemblies use bolt-in axles, much like an 8.2 BOP rearend. Good info on this site from what I've seen so far, kudos. To install your ring and pinion gears and/or differential correctly, it is critical to torque your bolts and set your preload and backlash correctly. havent done it, but i have the haynes repair manual and ill type out the steps for you, may take me a second though. This is in contrast to high-end torque, which describes how much power and force is produced by an engine at higher RPMs, such as 4000 or 6000. Chrysler 300 and Dodge Charger 2006-2008 Torque Specifications Repair Guide. Sierra Gear & Axle is a premium line of light-duty differential parts. Looking for a driveshaft for your 67-72 C10? That is theimpetus for why we decided to put this swap meet/junkyard identification guide together. Original gear ratios in pickups can range from 2.41:1 all the way up to 4.10:1, offering a wide variety of options depending on your needs and preferences. The specified preload needs to be obtained by carefully crushing the spacer with just enough force from turning the pinion nut in order for it not to be too loose or too tight, as either one can cause serious damage if done incorrectly. **Note the Pinion nut is in INCH pounds Ring Gear Bolts = 55 lb. Sometimes it feels like youre in a race car when you accelerate hard with a high-torque vehicle.

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