Xcalliber Allison Billet Performance Input Shaft, 2001-2010 LB7/LLY/LBZ/LMM

Part# 29539506-X

$689.99 Includes Free Shipping.

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

Fits: 2001 thru 2010 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM 4WD Duramax Diesel

This billet input shaft has been designed specifically for high power Allison 1000 applications. Ideal for Duramax owners looking to do frequent 4wd launches and/or drag racing with high output engines. Keep your transmission in one piece with this extremely strong Xcalliber Billet Performance input shaft.


  • Made from 9310 Vaccumelt Billet Steel
  • Includes late teflon-lined Garlock bushing
  • Comes in Corrosion resistant Black Oxide coating
  • Made in USA!
  • Larger Turbine Spline for added strength
  • Shot-peened for strength
  • Designed to operate under high torque and horse power situations


  • 1x Billet 4WD Input Shaft

Note: Earlier 2001-2005 model year trucks may require machining of the C1 hub or updating to later style C1 hub for billet input shaft to fit properly