Roadmaster Powertrain Logo - Horizontal
Mobile Menu Button
6L80 Transmission (5.3L)(4x4) 3CJA
3CJA
6L80 Transmission (5.3L)(4x4) 3CJA6L80 Cadillac, Chevy, GMC (5.3L)(4x4)RT45CC3CJA

GM

6L80 Transmission (5.3L)(4x4) 3CJA

Part No.
RT45CC

6L80 Cadillac, Chevy, GMC (5.3L)(4x4)

6-speed

Automatic

Transmission with Torque Converter

Recommended Use:

Recommended as a stock replacement.

1.800.940.0197

Image Disclaimer: Image may not be an exact representation of the shipped product.

Transmission Search
Aisin Seiki
Aisin Warner
Allison
Borg Warner
Changhe
Chrysler
Ford
GM
Honda / Acura
Hyundai / Kia
Mercedes
Mitsubishi
Nissan
Subaru
Toyota / Lexus
Tremec
VW / Audi
ZF
Search by Transmission
Select Make
Select Unit
Product Details

Our 6L80 Transmission (5.3L)(4x4) 3CJA units. RT45CC is remanufactured in the USA and backed by our nationwide warranty. This 6L80Transmission with Torque Converter is an improved stock replacement that features upgraded parts to eliminate OE design flaws and failures.

Reference Numbers:

3CJA

7CKA

RMP45CC

T8114AB

3CKA

7CLA

RT45CC

T8125AA

4CKA

ART45CC

RT45CCS

T8133AA

5CKA

ART45CCS

T8114AA

Product Advantages
  • re-engineered to correct common OE parts failures
  • backed by hours of transmission industry leading R+D
  • nationwide warranty for labor and parts on consumer and commercial applications
  • designed as an upgraded replacement to OE transmissions
  • Remanufactured in the USA

Related Products

6L80 Transmission .3CJA

Where To Buy

Roadmaster transmissions are available from Whatever It Takes Transmission Parts' nationwide locations. Choose your state below to find the location nearest you.

Select a State
© 2025 Whatever It Takes, Inc.
Site Map