GMC Sierra 2500 HD Valve Train Parts
This page brings together valve train parts for the GMC Sierra 2500 HD spanning model years 2001–2024, covering everything from engine camshafts and timing sets to valve lifters and rocker arm components. Pick your GMC Sierra 2500 HD's year above to narrow the list to valve train parts with confirmed fitment. Every part shown is checked against our vehicle data.
COMP Cams 54-455-11 LSR Cathedral Port Hydraulic Roller Camshaft 215/223 GM LS Gen III/IV
COMP Cams 189-400-13 XFI RPM High-Lift Hydraulic Roller Camshaft for GM LS Gen IV
COMP Cams 189-401-13 XFI RPM High-Lift Hydraulic Roller Camshaft GM LS Gen IV
COMP Cams 54-700-11 Stage 1 Thumpr Camshaft Gen III LS Truck 4.8L 5.3L 6.0L
COMP Cams 54-602-11 Big Mutha' Thumpr Hydraulic Roller Camshaft for GM LS Engines
COMP Cams 54-478-11 LSR Centrifugal Blower Hydraulic Roller Camshaft for GM LS Gen III/IV
COMP Cams 54-458-11 LSR Cathedral Port Hydraulic Roller Camshaft GM LS - 227/235
Representative Photo, actual item may vary
COMP Cams 26915cs-KIT GM LS Beehive Valve Spring Kit with Chromoly Retainers .600" Lift
COMP Cams 5463-KIT GM LS 3-Bolt Bronze Cam Thrust Plate & Retaining Plate Kit
Representative Photo, actual item may vary
COMP Cams 701-32 Steel Valve Spring Retainer Set for GM 6.6L Duramax
COMP Cams 875-1 Reduced Travel Hydraulic Roller Lifter Set for Small Block Chevy LS LT V6
Cloyes 9-303 Extreme Duty True Roller Z Chain Single Roller Timing Chain
King Engine Bearings CS5171HPT HP-Series Performance Coated Camshaft Bearing Set
What's here for your GMC Sierra 2500 HD
- Engine Camshafts — OE replacement and performance options
- Engine Timing Sets — including kit, single, and dual configurations
- Engine Timing Idler Pulleys
- Engine Rocker Arm Shaft Plug Sets
- Engine Valve Lifters — ranging from standard to heavy-duty and towing-oriented designs
- Engine Valve Spring Kits — gasket-inclusive and performance-grade selections
The widest selection of GMC Sierra 2500 HD valve train parts here comes from COMP Cams, Melling, Standard Motor Products, and Cloyes, covering a broad mix of OE replacement and specialty fitments across the 2001–2024 model range. Other categories GMC Sierra 2500 HD owners shop for: GMC Sierra 2500 HD Shocks and Struts, GMC Sierra 2500 HD Exterior Lights and GMC Sierra 2500 HD Springs and Suspension Parts, or browse all GMC Sierra 2500 HD parts and accessories.