Auto Racing Products Automotive Hardware Dampner Bolt - GM Durmax 129-2503

Auto Racing Products Automotive Hardware Dampner Bolt - GM Durmax 129-2503

Harmonic Balancer Bolt - 18 mm x 1.50 Thread - 2.750 in Long - 36 mm 12 Point Head - Chromoly - Black Oxide - GM Duramax - Each

This automotive hardware from Auto Racing Products is cleaned up for accurate search, easier fitment review, and a stronger Shopify product page.

• Brand: Auto Racing Products
• Part Number: 129-2503
• Product Type: Automotive Hardware
• Application-specific fitment: verify this part matches your vehicle, engine, and installation requirements before ordering.
• Approx. Shipping Weight: 0.66 lb

Installation note: Professional installation is recommended when fitment, tuning, wiring, welding, or emissions compliance may apply.