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Sold as a pair
while providing you with a quiet
This allows the ReadyLift Torsion Keys to be the strongest on the market for the heavy duty suspension found in your 2011+ GM 2500HD/3500HD
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TRANSGO SK ALLISON SHIFT KIT 2001-2005 GM 6.6L DURAMAX LB7/LLY 1000-2400 SERIES TRANSMISSION (5-SPEED) OIL SYSTEM Sold as a pairThis Allison Valve Body kit is designed for 2001 2005 LB7 and LLY Chevrolet GMC 1000, 2000, 2400 Heavy Duty, Work, Tow, or Race diesel trucks. This kit corrects, prevents and reduces the Allison transmission from going into neutral under a load, 3rd to 4th gear slips, C2 or C3 clutch burning, sticking in one gear, and so forth. This kit allows customers to experience short, crisp, and smooth up shifts and downshift. Kit includes all instructions for a