Drive Train

All drive Train components including, Transfer Cases, Adapters, Doublers

The Rock Box is redefining the concept of strength and durability. Crafted from a solid block of aircraft grade 6061-T651 aluminum, it is almost 7/8" thick in the cross section and was built to take on whatever you can throw at it. With its clock-able design that allows you to adjust it in 7 degree increments from stock to flat, The Rock Box is the ultimate choice for anyone looking for a rugged and reliable solution.

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Complete D300 Rock Box — $3,799 +

Made in the USA, precision CNC machined 6061-T6 billet aluminum, Dana 300 replacement case, easier to assemble with its split case design, clock-able and swap-able from passenger to driver.

Rock Box Dana 300 Replacement case — $1,699 +

Jeep Clocking/Spacer Ring — $195

TH350 Shorty adapter — $325

Modified Intermediate shaft kit — $75

Upgrade your Dana 300 transfer case with our HD front output shaft. Our precision machining and rugged construction ensure a perfect fit and long-lasting performance, so you can take on any terrain with confidence. Get your vehicle ready for any adventure with our HD front output shaft and experience the power of off-roading.

32 Spline Front output shaft — $375 +

6061-T6 Billet aluminum Dana 300 input housing.

Dana 300 Billet input housing — $210

Precision CNC machined 6061-T6 Billet aluminum NP205 replacement case, MOAB Mother of all boxes

M.O.A.B Rock Box NP 205 replacement case — $1,899

Midnight Metalworks Doubler, Underdrive with 8620 alloy integrated shaft. sitting on a Maxxis Trepador

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4 speed/Underdrive DIY — $1,199.99

Increase your vehicle's performance with an ultra-durable, 32 spline rear output assembly. Constructed from high-grade billet aluminum, this assembly is built to withstand the toughest conditions.

32 spline Billet HD output assembly — $550 +