The RPM Transmissions Stage 1 (stock replacemant) Corvette rear differential assemblies are available for all C5 or C5/Z06 and C6 or C6/Z06, GS Corvette applications 1997 - 2013. RPM Stage 1 series differentials are professionally built with only the highest quality OEM parts to provide improved reliability and performance for street or track use. With a wide range of available ratios of ring & pinion sets you could replace a factory low ratio ring & pinion gear with a higher ratio gear set that can greatly increase performance. For some applications such as top speed vehicles you may need to go to a lower ratio set to correctly gear your Corvette for your particular driving needs. Prices shown are with core exchange. C5 Core charge is $750. All Diffs are built to order and require 2-3 weeks for production. Please plan accordingly.
The Stage 1 Differentials from RPM!
All of our Stage 1 Differentials Include:
* Media blast case
* New seals
* GM OEM Half Shafts
* OEM clutch packs
*Performance Metal Micropolished gear of any ratio:
2.73, 2.93, 3.15, 3.42, 3.73, 3.90, 4.10
Optional Cryogenic Processing: $100
Flat Rate Shipping:
Shipping is based on zones. If you have a question of what zone you are in, just give us a call, or drop us an email with your zip code. This cost includes the shipping to you and the shipping of the core coming back to us. This is to a business address or to a terminal using Fedex Freight or a few other carriers. Any additional charges such as limited access, residential delivery, liftgate, etc. will be the buyer's responsibility.
Yellow zone = $249 normally 3-4 days
Purple zone = $189 normally 2-3 days
Red zone = $139 normally 1-2 days