Xcalliber Allison P3 Carrier Racing Kit, 2001-2005 LB7/LLY

Part# P282A-X

$1,832.94 Includes Free Shipping.

WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2001 thru 2005 Chevy Silverado/GMC Sierra 2500HD/3500HD with Allison 1000 5-Speed

Increase torque by optimizing the gearing in your Allison transmission. Xcalliber's Performance P3 carrier kit is great for racing applications needing that extra step in torque.

Features:

  • Add & optimize gearing to the transmission
  • Compensate for larger radius tires with less need for differential upgrades
  • Greater torque with same engine power
  • Reduced stress on the engine & internals
  • Increased control and stability

Notes:

  • TCM Part# 29537441 required
  • TCM recalibration/tuning ratios below required
    • 1st 2.81​
    • 2nd 1.74
    • 3rd 1.38
    • 4th 1
    • 5th 0.69
    • ​Reverse 4.06