RTS Complete LSD Kits are carefully put together to take the hassle out of those hard to find Gear Sets, LSD Units and Bearings. Kit Includes RTS ring and pinion sets are manufactured to meet and exceed OEM specifications that is required for todays modern performance car. The design, tooling, steel selection, and heat-treat recipes are all controlled by the RTS Manufacturing factory to produce cost-alternative ring and pinion sets. RTS ring and pinion sets offer exceptional value with better-than-OEM quality. Available in a wide variety of gear ratios for your Modern Holden Commodore or Ford Falcon with M78, M80, M86 and ZF Differentials . The RTS True Grip is a gear driven limited slip differential designed to be among the strongest and most durable in the industry. It combines the smooth operation of a limited-slip differential, with the strength of a fully-machined, forged steel case. Using 3x2 spiral gear technology, the True Grip delivers progressive and variable traction. Based off of throttle input, you are in control of how much traction is applied, which is great for situations where finesse is as important as extreme traction. On the road, in rain and snow, and on the track, True Grip is a winner! Comes Fully Assembled Delivers Progressive and Variable Traction Allows You to Control How Much Traction is Applied Uses 3x2 Spiral Gear Technology Housed in a Fully Machined, Forged Steel Case RTS Bearing Kits are carefully put together with top name brands to make life easier when rebuilding your late model Beam or IRS differential. These include all the necessary components required Kits include: Bearings, Pinion seal, Crush sleeve, Marking paste, Loctite, Gaskets or O rings . Note: Will not suit XR6 Turbo or V8 For XR6 Turbo and V8 use M86 Components Will not suit V6 Commodore Suits LS1 onward platform