Alternator Drive Variable Pulley - GM (12660100)
Genuine OEM GM Parts & Accessories - 12660100
Alternator Drive Variable Pulley - GM (12660100)
Genuine OEM GM Parts & Accessories - 12660100
- GM
- 12660100
Details
- Brand:
- SKU:
12660100
- Other Names:
F (S)Pulley
- Description: ACDelco Alternator Drive Variable Pulley (Part Number: 12660100) is a variable-drive pulley designed for alternator drive systems. It helps maintain correct belt tension and rotational behavior across operating conditions.
- Type / Function: Alternator variable pulley — controls alternator drive ratio and belt dynamics.
- Benefit: Manufactured to ACDelco quality standards for reliable alternator operation and belt life.
- Use: Replaces worn or failing drive pulleys to restore proper belt tension and accessory performance.
- Installation: Replace per OEM procedure; ensure belt alignment and torque specifications are followed.
Electrical GM OE Starters & Alternators 31World Parts Direct is a U.S. registered company offering competitive pricing, a compatibility guarantee, expert technical guidance, and OEM-backed warranty support. - Condition: New
- MSRP: $101.07
- Discount: $38.00 (37.6% off)
- Sale Price: $63.07
Fast Delivery
Most in-stock items ship within 1–3 business days. Special orders may take longer.
OEM Parts. Wholesale Prices.
Genuine OEM parts with a nationwide warranty. Lowest pricing guaranteed.
Shop With Confidence
Secure checkout, verified fitment, and dealer-backed support from real parts experts.
- GM
- 12660100
Details
- Brand:
- SKU:
12660100
- Other Names:
F (S)Pulley
- Description: ACDelco Alternator Drive Variable Pulley (Part Number: 12660100) is a variable-drive pulley designed for alternator drive systems. It helps maintain correct belt tension and rotational behavior across operating conditions.
- Type / Function: Alternator variable pulley — controls alternator drive ratio and belt dynamics.
- Benefit: Manufactured to ACDelco quality standards for reliable alternator operation and belt life.
- Use: Replaces worn or failing drive pulleys to restore proper belt tension and accessory performance.
- Installation: Replace per OEM procedure; ensure belt alignment and torque specifications are followed.
Electrical GM OE Starters & Alternators 31World Parts Direct is a U.S. registered company offering competitive pricing, a compatibility guarantee, expert technical guidance, and OEM-backed warranty support. - Condition: New
Also Purchased
Vehicle Fitment
WorldPartsDirect.com
Thanks for shopping with World Parts Direct, home of the low-price and right-part-guarantee! Everything we carry is genuine, OEM and ships straight from a licensed dealership. All of our products are backed by a nationwide warranty and can be returned within 30 days if you no longer need it. What's the catch? There isn't one! Nobody beats our prices and nobody offers higher quality parts than we do, and if we cannot get the part you need, nobody can! We offer hundreds of thousands of unique items, including discontinued parts. Your satisfaction is our top priority and we hope you'll give us the opportunity to earn your business today.
GM

Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this Alternator Drive Variable Pulley for your vehicle. GM Parts & Accessories Limited Warranty.
