This timing cover is a new, aftermarket replacement part. It is built to strict quality control standards and replaces your original unit exactly.

Specifications:

  • Plastic construction
  • Replaces dealer part numbers: 12554555, 12554557, 10077964, 89017259
  • New, not refurbished
  • Has hole for crankshaft sensor
  • Fits the following GM engines as listed per application:
    • V6 4.3L (8th Vin Digit W or X)

Now you can get a great part at a great price!! Replace your broken or damaged one now with this great fitting, alternative.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

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Vehicle Fit

  • 1996-2001 Chevy Astro Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2002-2003 Chevy Astro Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1995-2002 Chevy Blazer S10 Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2003 Chevy Blazer S10 Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1996-1998 Chevy C1500 Truck Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 1996-2002 Chevy Express 1500 Van Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2003 Chevy Express 1500 Van Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1996-2002 Chevy Express 2500 Van Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2003 Chevy Express 2500 Van Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1996-1998 Chevy K1500 Truck Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 1995 Chevy S10 Pickup Timing Cover V6 4.3L (8th Vin Digit Z) Dorman 635-502
  • 1995-2002 Chevy S10 Pickup Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 1996-1999 Chevy S10 Pickup Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 2003 Chevy S10 Pickup Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1999-2002 Chevy Silverado 1500 Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2002-2003 Chevy Silverado 1500 Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1996-1999 Chevy Van - P Series Forward Control P30 Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 1996-1998 GMC C1500 Truck Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 1995-2001 GMC Jimmy S-15 Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 1996-1998 GMC K1500 Truck Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 1995 GMC S-15 Sonoma Timing Cover V6 4.3L (8th Vin Digit Z) Dorman 635-502
  • 1995-2002 GMC S-15 Sonoma Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 1996-1999 GMC S-15 Sonoma Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 2003 GMC S-15 Sonoma Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1996-2001 GMC Safari Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2002-2003 GMC Safari Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1996-2002 GMC Savana 1500 Van Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2003 GMC Savana 1500 Van Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1996-2002 GMC Savana 2500 Van Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2003 GMC Savana 2500 Van Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1999-2002 GMC Sierra 1500 Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
  • 2002-2003 GMC Sierra 1500 Timing Cover V6 4.3L (8th Vin Digit X) Dorman 635-502
  • 1996-1999 GMC Van - P Series Forward Control P35 Timing Cover V6 4.3L (8th Vin Digit W) Dorman 635-502
Part #: 1AETC00026

Out of Stock

Dorman
Brand #: 635-502

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Customer Feedback

"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
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