LMM Duramax Transmissions

XDP Model XD644The XDP Tow Series Flex Plate XD644 is an outstanding upgrade for your workhorse diesel truck. If your truck is used for constant he...

XDP Model XD651Upgrade your truck with a XDP Billet Tow & Race Series Flex Plate XD651. If your truck is used for racing, sled pulling, or hot ...

BDs FleX-Plate is designed specifically for modified applications, and can reliably handle up to 1,500 lb.-ft. of torque. Twice as thick as the sto...

ATS Diesel Model 302-930-4248ATS Diesel 2001-2010 GM TripleLok Torque ConverterThis Part Fits: Year Make Model Submodel 2006-2010 Chevrolet Expr...

ATS Diesel Model 304-910-4248ATS Diesel Allison Billet Input ShaftThis Part Fits: Year Make Model Submodel 2006-2010 Chevrolet Express 2500 Base...

ATS Diesel Model 303-904-4308ATS Diesel 2006+ GM LCT1000 6-Speed ATS Trim Valve KitThis Part Fits: Year Make Model Submodel 2006-2010 Chevrolet ...

ATS Diesel Model 305-900-4248ATS Diesel GM Billet Flexplate (SFI 29.3)User 1This Part Fits: Year Make Model Submodel 2006-2010 Chevrolet Express...

ATS Diesel Model 308-805-4248ATS Diesel 2001-2010 ATS manufactured Allison C5 clutch packThis Part Fits: Year Make Model Submodel 2006-2010 Chev...

ATS Diesel Model 309-983-4308ATS Diesel 2006-07 GM 2wd 8.1L GAS LCT1000 6-Speed Stage 1 Transmission PackageThis Part Fits: Year Make Model Submod...

ATS Diesel Model 309-984-4308ATS Diesel 2006-07 GM 4wd 8.1L GAS LCT1000 6-Speed Stage 1 Transmission PackageThis Part Fits: Year Make Model Submod...

ATS Diesel Model 309-987-4308ATS Diesel 2006-07 GM 2wd w/ 8.1L Gas Engine LCT1000 6-Speed Stage 2 Transmission PackageThis Part Fits: Year Make Mo...

ATS Diesel Model 309-988-4308ATS Diesel 2006-07 GM 4wd w/ 8.1L Gas Engine LCT1000 6-Speed Stage 2 Transmission PackageThis Part Fits: Year Make Mo...

ATS Diesel Model 309-998-4308ATS Diesel 2006-07 GM 2wd w/ 8.1L Gas Engine LCT1000 6-Speed Stage 4 Transmission PackageThis Part Fits: Year Make Mo...

ATS Diesel Model 309-999-4308ATS Diesel 2006-07 GM 4wd w/ 8.1L Gas Engine LCT1000 6-Speed Stage 4 Transmission PackageThis Part Fits: Year Make Mo...

ATS Diesel Model 309-814-4332ATS Diesel 07.5-10 6.6L LMM Duramax 4WD Allison LCT1000 Stage 1 Transmission Package

ATS Diesel Model 601-930-4308ATS Diesel 06-15 GM 6.6L Duramax w/ Allison LCT1000 A40 / A50 TCM Relocation Kit

ATS Diesel Model 309-844-4308ATS Diesel 06-07 6.6L LLY/LBZ/LMM Duramax Stage 4 Allison LCT100 Transmission Package

ATS Diesel Model 309-834-4308ATS Diesel 06-07 6.6L LLY/LBZ/LMM Duramax Stage 3 Allison LCT100 Transmission Package

ATS Diesel Model 309-815-4308ATS 2006-2007 6.6L LLY / LBZ / LMM Duramax Stage 1 Allison LCT1000 Transmission Package 4WD w/ PTO

ATS Diesel Model 302-950-4248ATS Diesel 2001 to Early 2010 GM Duramax Five Star Torque Converter - Viskus Clutch Mid StallThis Part Fits: Year Mak...

XDP Model XD345Increase the durability, line pressure, and performance of the Allison transmission in your 2011-2019 GM 6.6L Duramax LML and L5P wi...