We are now offering exchange rebuilt units for the R180 and R200 rear differentials, in your 84-89 Z31 300zx platform. We can rebuilt it to OEM specifications, or we can rebuilt it with one of our OS Giken limited slip differential kits [purchased separately]

We use a combination of OEM and Japan sourced bearings and seals, to maintain or exceed OEM specifications, and offer a 1 year parts warranty [see exclusions] with all of our differentials.

Your core is required to be sent in for this service, return shipping is billed separately

We are also able to offer powdercoating services, as well as shot-peening for your ring and pinion gears.

AFTER PURCHASING THIS SERVICE

Please ship your differential to the following address

Godzilla Raceworks LLC
Attn : Differential Rebuilding

3200 Curtis Drive, Ste 120

Fort Worth, TX 76116

817-264-3590