Transmissions

OS Giken OS-FR Series Squential Gearbox 26 Spline - 6 Speed

OS Giken OS-FR5 Series Sequential Gearbox 575 ft/lbs - 5 Speed

BD Diesel 11-16 Chevy/GMC 2500 6.6L LML Roadmaster Allison Transmission & Converter Package- (4WD)

BD Diesel 11-16 Chevy/GMC 2500 6.6L LML Roadmaster Allison Transmission & Converter Package- (2WD)

BD Diesel 07.5-10 Chevy/GMC 2500 6.6L LLM Roadmaster Allison Transmission & Converter Package- (4WD)

BD Diesel 07.5-10 Chevy/GMC 2500 6.6L LLM Roadmaster Allison Transmission & Converter Package- (2WD)

BD Diesel 06-07 Chevy/GMC 2500 6.6L LBZ Roadmaster Allison Transmission & Converter Package- (4WD)

BD Diesel 06-07 Chevy/GMC 2500 6.6L LBZ Roadmaster Allison Transmission & Converter Package- (2WD)

BD Diesel 01-04 Chevy/GMC 2500 6.6LRoadmaster Allison Transmission & Converter Package- (4WD)

BD Diesel 01-04 Chevy/GMC 2500 6.6LRoadmaster Allison Transmission & Converter Package- (2WD)

The BD RoadMaster Allison transmission is built for reliability and peace of mind. Designed for stock or mildly modified Duramax GM Trucks, the RoadMaster increases durability with a modified valve...

The BD RoadMaster Allison transmission is built for reliability and peace of mind. Designed for stock or mildly modified Duramax GM Trucks, the RoadMaster increases durability with a modified valve...

The BD TowMaster Allison transmission is built for reliability and peace of mind. Designed for stock or mildly modified Duramax GM Trucks, the TowMaster increases durability with a modified valve...

The BD TowMaster Allison transmission is built for reliability and peace of mind. Designed for stock or mildly modified Duramax GM Trucks, the TowMaster increases durability with a modified valve...

Transmission-Upgraded Valvebody, Upgraded governor solenoid, Upgraded governor pressure transducer (47RE/48RE) - Twice the burst pressure than stock. Increased line pressure to 190-200psi. No shuttle...