Differential Carrier Shim Kit for 07-18 Jeep Wrangler JK Dana 44 Axles RK200DJK The adjustable spanner nut allows

The adjustable spanner nut allows you to dial in the perfect amount of pre-load

but CJs are still very popular

The crossmember's design does not reduce ground clearance and also drops the transfer case relieve driveline angles

Any driveshaft over the length of 36 inches must be made of larger tubing and there is an up charge of $85

Differential Carrier Shim Kit for 07-18 Jeep Wrangler JK Dana 44 Axles RK200DJK The adjustable spanner nut allowsDifferential Carrier Shim Kit for 07 18 Jeep Wrangler JK Dana 44 Axles Fits: Jeep Wrangler (JK) (2007 2018) w Dana 44 Rear Axle; w Standard or Trac Lok Differential; 3. 218 OD; 2. 452 ID; Thickness Varies Between . 123 . 149.