US Diesel Parts - ATS Heavy Duty Transmissions - GM Duramax LLY

Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY

ATS takes the potent Allison platform and bulletproofs it with the parts you need for towing, racing and reliability utilizing ATS’ formulated clutch material and CNC cut steels.

ATS Transmissions also carry an industry-leading 5 year / 500,000 mile warranty and reliability that protects your investment on the job, street or track.

Browse ATS Heavy Duty Transmissions - GM Duramax LLY Products

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Items 1-22 of 22
ATS Diesel Performance - ATS - Co-Pilot Transmission Kit 2001-05 GM 5 Speed Allison 1000 24 Pin
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Co-Pilot Transmission Kit 2001-05 GM 5 Speed Allison 1000 24 Pin
 
ATS - Co-Pilot Transmission Kit 2001-05 GM 5 Speed Allison 1000 24 Pin
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Description: 2001-2005 6.6L Duramax Warranty: 5-Year/500,000 Mile Limited Warranty Sold as: Kit
Item #: 6019244248
Condition: New
Price: $1,175.00

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ATS Diesel Performance - ATS - Stage 1 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 1 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
 
ATS - Stage 1 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 2WD ATS Built Allison LCT1000 5-Speed ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan Note: Must ship to an address...More Details »
Item #: 3099134290
Condition: New
Price: $4,800.95


ATS Diesel Performance - ATS - Stage 1 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 1 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
 
ATS - Stage 1 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 4WD ATS Built Allison LCT1000 5-Speed Auto Trans ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan Note: Must ship to an...More Details »
Item #: 3099154290
Condition: New
Price: $4,800.95


ATS Diesel Performance - ATS - Stage 2 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 2 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
 
ATS - Stage 2 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 2WD ATS Built Allison LCT1000 5-Speed Auto Trans ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan ATS CoPilot Electronic...More Details »
Item #: 3099234290
Condition: New
Price: $5,810.88


ATS Diesel Performance - ATS - Stage 2 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 2 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
 
ATS - Stage 2 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 4WD ATS Built Allison LCT1000 5-Speed Auto Trans ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan ATS CoPilot Electronic...More Details »
Item #: 3099254290
Condition: New
Price: $5,810.88


ATS Diesel Performance - ATS - Stage 3 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 3 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
 
ATS - Stage 3 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 2WD ATS Built Allison LCT1000 5-Speed Auto Trans ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan ATS CoPilot Electronic...More Details »
Item #: 3099334290
Condition: New
Price: $6,607.65


ATS Diesel Performance - ATS - Stage 3 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 3 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
 
ATS - Stage 3 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 4WD ATS Built Allison LCT1000 5-Speed Auto Trans ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan ATS CoPilot Electronic...More Details »
Item #: 3099354290
Condition: New
Price: $6,607.65


ATS Diesel Performance - ATS - Stage 4 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 4 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
 
ATS - Stage 4 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 2WD ATS Built Extreme Duty Allison LCT1000 5-Speed Auto Trans (Ability to hold 1000+ HP) ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep...More Details »
Item #: 3099434290
Condition: New
Price: $8,637.65


ATS Diesel Performance - ATS - Stage 4 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 4 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
 
ATS - Stage 4 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 4WD ATS Built Extreme Duty Allison LCT1000 5-Speed Auto Trans (Ability to hold 1000+ HP) ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep...More Details »
Item #: 3099454290
Condition: New
Price: $8,637.65


ATS Diesel Performance - ATS - Stage 5 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 5 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
 
ATS - Stage 5 Allison LCT1000 5-Speed Package - 2WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 2WD ATS Built Extreme Duty Allison LCT1000 5-Speed Auto Trans ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan ATS CoPilot...More Details »
Item #: 3099534290
Condition: New
Price: $9,688.18


ATS Diesel Performance - ATS - Stage 5 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 5 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
 
ATS - Stage 5 Allison LCT1000 5-Speed Package - 4WD - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 4WD ATS Built Extreme Duty Allison LCT1000 5-Speed Auto Trans ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan ATS CoPilot...More Details »
Item #: 3099554290
Condition: New
Price: $9,505.48


ATS Diesel Performance - ATS - Stage 6 Allison LCT1000 5-Speed Package - 4WD Only - 04-05 GM Duramax LLY
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Stage 6 Allison LCT1000 5-Speed Package - 4WD Only - 04-05 GM Duramax LLY
 
ATS - Stage 6 Allison LCT1000 5-Speed Package - 4WD Only - 04-05 GM Duramax LLY
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Description: 2004 - 2005 GM Duramax LLY 4WD Only ATS Built Extreme Duty Allison LCT1000 5-Speed Auto Trans ATS 5 Star Viskus Clutch Drive Torque Converter ATS Extra Deep Transmission Pan ATS CoPilot...More Details »
Item #: 3099654290
Condition: New
Price: $10,556.00


ATS Diesel Performance - ATS - 2001-2005 LCT1000 5 Speed Master Overhaul Kit
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - 2001-2005 LCT1000 5 Speed Master Overhaul Kit
 
ATS - 2001-2005 LCT1000 5 Speed Master Overhaul Kit
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Description: 2001-2005 6.6L Duramax Warranty: 5-Year/500,000 Mile Limited Warranty Sold as: Kit This item requires a Core Return or Core Charge Please...More Details »
Item #: 3139214248
Condition: New
Price: $1,725.50


ATS Diesel Performance - ATS - 2001-2005GMATS LCT-1000 5 speed Paper & Rubber kit
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - 2001-2005GMATS LCT-1000 5 speed Paper & Rubber kit
 
ATS - 2001-2005GMATS LCT-1000 5 speed Paper & Rubber kit
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Description: 2001 - 2005 GM LCT1000 5-Speed
Item #: 3139004248
Condition: New
Price: $375.55

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ATS Diesel Performance - ATS - 2001-2010 Allison C5 Clutch Pack
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - 2001-2010 Allison C5 Clutch Pack
 
ATS - 2001-2010 Allison C5 Clutch Pack
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Description: 2001-2010 6.6L Duramax Warranty: 5-Year/500,000 Mile Limited Warranty Sold as: Package
Item #: 3088054248
Condition: New
Price: $304.50

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ATS Diesel Performance - ATS - 2004.5-2005 GMLCT-1000 5-Speed Stage 7 Rebuild kit
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - 2004.5-2005 GMLCT-1000 5-Speed Stage 7 Rebuild kit
 
ATS - 2004.5-2005 GMLCT-1000 5-Speed Stage 7 Rebuild kit
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Description: Late 2004 - 2005 GM LCT-1000 5-Speed Built to handle street/strip, sled-pulling, 1000rwhp + AND can still be daily driven. This item requires a...More Details »
Item #: 3139074290
Condition: New
Price: $4,308.68


ATS Diesel Performance - ATS - 2004.5-2005GMLCT-1000 5-Speed Stage 5 Rebuild kit
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - 2004.5-2005GMLCT-1000 5-Speed Stage 5 Rebuild kit
 
ATS - 2004.5-2005GMLCT-1000 5-Speed Stage 5 Rebuild kit
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Description: Late 2004 - 2005 GM LCT-1000 5-Speed Increased towing capability - power holding up to 800hp - mild street/strip and sled-pulling use. This item...More Details »
Item #: 3139054290
Condition: New
Price: $2,994.25

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ATS Diesel Performance - ATS - 2004.5-2005GMLCT-1000 5-Speed Stage 6 Rebuild kit
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - 2004.5-2005GMLCT-1000 5-Speed Stage 6 Rebuild kit
 
ATS - 2004.5-2005GMLCT-1000 5-Speed Stage 6 Rebuild kit
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Description: Late 2004 - 2005 GM LCT-1000 5-Speed Built to handle street/strip, sled-pulling, up to 1000rwhp AND can still be daily driven. This item...More Details »
Item #: 3139064290
Condition: New
Price: $3,298.75


ATS Diesel Performance - ATS - Allison Billet Input Shaft
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Allison Billet Input Shaft
 
ATS - Allison Billet Input Shaft
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Description: 2001-Present 6.6L Duramax Warranty: 5-Year/500,000 Mile Limited Warranty Sold as: Single/Each
Item #: 3049104248
Condition: New
Price: $793.00

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ATS Diesel Performance - ATS - Allison C4 Clutch Pack
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Allison C4 Clutch Pack
 
ATS - Allison C4 Clutch Pack
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Description: 2001-2008 Allison C4 with Duramax Warranty: 5-Year/500,000 Mile Limited Warranty Sold as: Package
Item #: 3139944248
Condition: New
Price: $167.48

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ATS Diesel Performance - ATS - Billet Output Shaft LCT1000 4X4 - 2001-2010 6.6L Duramax
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Billet Output Shaft LCT1000 4X4 - 2001-2010 6.6L Duramax
 
ATS - Billet Output Shaft LCT1000 4X4 - 2001-2010 6.6L Duramax
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Description: 2001-2010 6.6L Duramax Warranty: 5-Year/500,000 Mile Limited Warranty Sold as: Single/Each
Item #: 3049304248
Condition: New
Price: $750.00

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ATS Diesel Performance - ATS - Intermediate Shaft Billet Allison LCT1000
Transmissions - GM Duramax LLY - ATS Heavy Duty Transmissions - GM Duramax LLY - ATS Diesel Performance - ATS - Intermediate Shaft Billet Allison LCT1000
 
ATS - Intermediate Shaft Billet Allison LCT1000
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Description: 2001-2010 6.6L Duramax Warranty: 5-Year/500,000 Mile Limited Warranty Sold as: Single/Each
Item #: 3049204248
Condition: New
Price: $495.00

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Items 1-22 of 22

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