The New Venture Gear 5600 series six-speed manual transmission is a great gearbox with a lot on its plate, namely the 5.9-liter Cummins inline six-cylinder turbo diesel. With all that torque to deal with there were a few teething problems in its early years. Some NV5600 units, produced from 1998 midway thru 2000, are known to have synchronizer problems and a weak input shaft. In...
Gear tooth patterns are harbingers… they can foretell whether your ring and pinion gear set is going to live a long and prosperous life or if it’s doomed to an impending catastrophic failure. Pulling off a proper differential setup comes down to precise adjustments. Parameters like pinion depth, backlash, pinion-bearing preload, and carrier-bearing preload allow you to fine tune the...
Gear tooth patterns are harbingers… they can foretell whether your ring and pinion gear set is going to live a long and prosperous life or if it’s doomed to an impending catastrophic failure. Pulling off a proper differential setup comes down to precise adjustments. Parameters like pinion depth, backlash, pinion-bearing preload, and carrier-bearing preload allow you to fine tune the...
The u-joint plays a critical role in the drivetrain. They are one of those parts that are simple in their task and therefore often taken for granted. Whether in the front axle or on a driveshaft, the u-joint’s capabilities need to be understood. Doing The Job U-joints or universal joints join spinning components together while allowing them to move up and down in...
In January a conversation with John Herrick from CRAWL Magazine started us thinking about a multi-day trail run to build content the magazine. We weren’t sure where or when, but knew this could be fun. In February the idea spread in the pits at King of the Hammers, drivers were interested and we knew we needed to get out on the trails as COVID-19 continued to hinder many events. By March we...
AX-15 – 5-Speed Manual Jeep Wrangler: 1988.5 - 1999 with 4.0-liter Inline 6 Factoids: Replaced weak Peugeot BA10 gearbox Related to Toyota Supra Turbo R154 manual Best 5-speed ever installed in a Wrangler Spotting Tips: All-aluminum case & mid-plate, generous ribbing Only mounts to a six-cylinder engine 10 spline input...
AX-15 – 5-Speed Manual Jeep Wrangler: 1988.5 - 1999 with 4.0-liter Inline 6 Factoids: Replaced weak Peugeot BA10 gearbox Related to Toyota Supra Turbo R154 manual Best 5-speed ever installed in a Wrangler Spotting Tips: All-aluminum case & mid-plate, generous ribbing Only mounts to a six-cylinder engine 10 spline input...
As with many automotive operations, the complexity of a task is not always representative of its importance. Take axle seal installation… a pretty straightforward affair but get it wrong and your diff is doomed. The seal will leak and ultimately lead to gear failure. To avoid this scenario, we have compiled 10 installation tips that will ensure you do the job right. There are many...
As with many automotive operations, the complexity of a task is not always representative of its importance. Take axle seal installation… a pretty straightforward affair but get it wrong and your diff is doomed. The seal will leak and ultimately lead to gear failure. To avoid this scenario, we have compiled 10 installation tips that will ensure you do the job right. There are many...
Gear oil keeps components such as the ring and pinion gear set, spider and side gears, limited slip differentials, axles, bearings, and the like lubricated and running smooth. Friction modifiers are additives that improve the performance and efficiency of clutch style limited slip differentials. Understanding how these vital products work is key to properly maintaining your driveline so it...
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