Fitment & condition

Fits

Wrangler JK · 2007–2018

Condition

New

Category

Transmission & Drivetrain / Axles

SKU

MB-EFF18978

A Dana 80 is built to handle weight and torque, but suspension loads still need a clear path into the axle tubes. This truss exists to create that path. It uses the factory threaded holes for alignment, then bridges over the cast center section and ties directly into the tubes so the housing carries load where it is strongest. Once welded, the truss becomes part of the axle assembly. Suspension forces transfer cleanly into the tubes, keeping the cast center section free from stress it was never intended to manage. Link mounts stay stable, housing deflection is reduced, and the axle maintains consistent behavior under sustained use. The factory cast ARB access port remains open, allowing locker service without cutting or modifying the truss. Specifications Designed for Dynatrac ProRock Dana 80 rear axles Main truss structure formed from 3/8 inch steel plate Gussets cut from 3/16 inch steel Bridges over the cast center section Welds directly to axle tubes Factory threaded holes used for positioning ARB air locker access port remains unobstructed Shipped unwelded for proper assembly and fitment This truss is intended for Dynatrac Pro Rock Dana 80 axle assemblies with 4 inch diameter a

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