ACDelco 11588694 GM OE Multi-Purpose Compressor Bolt M8x1.25x120.8mm

The ACDelco 11588694 is a Genuine GM Original Equipment multi-purpose bolt, also known as a compressor bolt, used across a wide range of GM vehicles. Specified at M8 x 1.25 x 120.8mm, this metric hex-head fastener is engineered to exact General Motors factory tolerances for reliable, long-lasting performance.

Key Features:

• OEM Part Number: 11588694
• Thread Size: M8 x 1.25mm pitch
• Overall Length: 120.8mm (~4.76 in)
• Also Known As: EGR Valve Cooler Bolt, Compressor Bolt
• Head Type: Hex
• Material: Steel
• Grade: Grade 5/8 (Metric equivalent)
• Designed, engineered, and tested to rigorous GM factory standards
• Direct OEM replacement — no modification required
• Backed by General Motors' factory warranty

This Genuine GM fastener ensures proper torque retention and fitment in critical engine and accessory mounting applications. Choosing OEM hardware maintains factory integrity and helps avoid issues associated with aftermarket substitutes.