4-Speed 4L60E Transmission

Back your Chevy performance engine with a genuine GM transmission and torque converter. Conversion kits allow the use of an electronic controlled automatic transmission in older and vintage vehicles, giving them the drivability and economic benefits of a modern overdrive transmission. All Chevrolet Performance automatic transmissions include a torque converter.
4-speed 4L60E automatic HMD (hydrostatic motor-driven) electronic transmission
12491894 Chevrolet Truck Transmission
Fits:
2004 Chevrolet 4DR or 4WD Trailblazer (T)
2004 GMC 4DR or 4WD Trailblazer (T)
2004 Chevrolet 1/2 ton 4WD Truck (K)
2004 GMC 1/2 ton 4WD Truck (K)
2004 Chevorlet 1/2 and 3/4 Ton Van (G)
2004 Chevorlet 1/2 and 3/4 Ton Van (G)
RPO (Regular Production Option): M30
It can also be applied in any vehicle that has the engine with the RPO LM7 (5.3l), L59 (5.3l), LR4 (4.8l) or LM4 (5.3l) like:
GAS 5.3l MFI V8 GM engine;
GAS/ALC (Flexible Fuel) 5.3l MFI V8 GM engine;
GAS 4.8l MFI V8 GM engine;
GAS 5.3l SFI V8 GM engine.
This is a 4 speed automatic HMD (hydrostatic motor-driven) transmission.