Why You Need to Re-Gear Your Jeep JL

Why You Need to Re-Gear Your Jeep JL

Posted by : Evan | Posted on : Feb 25, 2021

There are two main reasons to re-gear your ride. The first is to recapture the lost drivability and fuel efficiency of a daily driven vehicle that has been upgraded with larger wheels and tires. The second is to fine tune the performance characteristics of a vehicle that is a dedicated off-roader where the focus is more on low-end grunt and acceleration. We have identified a troublesome...

Yukon at the 2021 King of the Hammers

Yukon at the 2021 King of the Hammers

Posted by : Neal | Posted on : Feb 24, 2021

For 10 years Yukon Gear & Axle has been a part of the toughest one-day race on the planet, King of the Hammers. It began as a group of friends, all heavy off-road builders, that met in the dry desert outside of Joshua Tree, California, just 50 miles east of Los Angeles. In those days it was about climbing the toughest trails over boulders the size of a Volkswagen Bug, and the loser bought...

How It Works: Positraction Limited Slip Differentials

How It Works: Positraction Limited Slip Differentials

Posted by : Evan | Posted on : Feb 3, 2021

Positraction or Limited Slip Differential Limited Slip Differentials (LSD) significantly increase the traction and performance of Jeeps, trucks, 4×4s, and RWD vehicles on the street, at the strip, or on the trail. Positraction is what General Motors called its limited slip differential, the term has come to refer to LSDs in general. How Do Limited Slip Differentials Work? An LSD’s...

Protect your Pumpkin: Yukon Hardcore Diff Covers

Protect your Pumpkin: Yukon Hardcore Diff Covers

Posted by : Evan | Posted on : Dec 13, 2020

Upgrade Your Diff Cover and Avoid Costly Repairs Yukon Hardcore Diff Covers are designed to protect lockers, gears, and axles from the abuse that makes wheeling an adventure. Yukon covers are constructed from thick-walled, high-strength ductile nodular iron to endure the most severe impacts Mother Nature can dish out. They also increase the structural rigidity of the differential,...

How to Identify Your Differential and Axle Type

How to Identify Your Differential and Axle Type

Posted by : Doug | Posted on : Feb 24, 2021

How to Identify Your Differential and Axle Type Using year, make and model, and vehicle info is the first/best way to identify your differential. But there are cases where these facts come up short. Your vehicle’s options like tow packages, off-road packages, or whether it sports an automatic or manual transmission can make identification more difficult. Further, if your rig has...

How to set Ring & Pinion Backlash

How to set Ring & Pinion Backlash

Posted by : Neal | Posted on : Feb 24, 2021

Once you have installed and set the proper pinion gear depth with either a pinion depth gauge or by the pattern revealed when using a gear marking compound, it’s time to address backlash. Ring & pinion backlash refers to the amount of play between the gears. An abundance of play can become a factor on vehicles that are heavy or rigs that tow or haul hefty loads. Loose tolerances between...

JL Metallurgy Overview

JL Metallurgy Overview

Posted by : Evan | Posted on : Oct 6, 2020

New Jeep JL platform poses design challenges in the automotive aftermarket When the new JL platform hit the trails in 2018 it was quickly embraced by Jeep enthusiasts… most of these Jeep fans were soon on the warpath for performance parts. Like every other Jeep platform, opportunities for aftermarket manufacturers to modify, lift, and accessorize were in full effect before the Jeeps were...

Suzuki Samurai 5.38 Ring & Pinion Set-Up Tips

Suzuki Samurai 5.38 Ring & Pinion Set-Up Tips

Posted by : Evan | Posted on : Jun 11, 2020

It has come to our attention that many customers are experiencing gear failure with the 5.38 gear ratio in a Suzuki Samurai. Through extensive independent laboratory metallurgical testing and testing in our own shop we have determined it necessary to set these particular gears up differently! Standard setups usually call for approximately a .052″ pinion depth shim. We recommend starting...

Ford 9″ – Fixing a damaged side adjuster

Ford 9″ – Fixing a damaged side adjuster

Posted by : Evan | Posted on : Jun 11, 2020

If you do a fair amount of differentials the odds are pretty good that you have come across a spun carrier bearing or two in you time. Most people think that this means you need to hunt for a new housing or drop out but that’s not the case in most instances. There are two different fixes for this problem depending on what style of housing your working on. It’s very common to find a Ford 9”...