RPM Transmissions Level 4 Differential Assembly C6 Z06 to ZR1 Corvette 2006 - 2013

NOTE: THIS is an Upgrade to change your Diff from a C6 Z06 Case, Cover Plate, and Pinion Support to a C6 ZR1 Case, ZR1 Pinion Support and ZR1 Case Cover. They are notably stronger then the C6 Z06 components and is the strongest possible Diff Available.  Diff is NOT included and need to be ordered seperately.  We need your Z06 Diff returned as a core!

The RPM Transmissions Level 4 heavy duty Corvette rear differential assemblies are available for all C6 or Z06 Corvette applications 2006 - 2013.  RPM Level 3 series differentials are professionally built with only the highest quality 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.

All of our Stage 4 C6/Z06 to ZR1 Differentials Include:

Stage 4 C6 Z06 to ZR1 

All of our Stage 4 Differentials Include:
*Media blast case ZR1 CASE
*New seals
*300M left shaft
*300M 2-piece right shaft
*Upgraded carbon clutch packs
*Wavetrac differential
* ZR1 Pinion Support
* ZR1 Diff Case Cover
*Performance Metal Micropolished gear of any ratio: 3.42, 3.90, 4.10

Optional upgrades include:
$100.00 - Cryogenic Processing
$150.00 - Powder Coat Case

A Core Chare will be charged if you do not have a rebuildable core to return

Flat Rate Shipping: See map above

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