ACDELCO 12646386
ACDELCO part number 12646386 is a timing chain in the Engine system. This catalog matches it to 40 year-and-engine configurations from 2011 to 2026.
Verified fitment includes 2026 GMC Savana 3500 4.3L V6 ; 2026 GMC Savana 3500 6.6L V8 ; 2025 Chevrolet Express 2500 4.3L V6 ; 2025 Chevrolet Express 2500 6.6L V8 ; 2025 Chevrolet Express 3500 4.3L V6 , plus 35 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is ACDELCO 12646386?
ACDELCO part number 12646386 is a timing chain with published application data for 40 vehicle configurations from 2011 to 2026. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does ACDELCO 12646386 fit?
This catalog matches 12646386 to 40 year-and-engine configurations from 2011 to 2026. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is ACDELCO 12646386 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. ACDELCO 12646386 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
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