Cloyes B10085 Accessory Drive Belt Pulley — Flat, Smooth, Steel

The Cloyes B10085 is a steel accessory drive belt pulley engineered for smooth, reliable serpentine belt operation. Designed to OE-level precision, this flat, smooth-contact pulley maintains optimal belt alignment, minimizes vibration, and supports the long-term health of the entire accessory drive system. With a 3.54-inch outside diameter, 1.18-inch width, and a single 0.41-inch center mounting hole, it is built to meet or exceed original equipment specifications for a precise, dependable fit.

Key Features:

• Steel construction with advanced corrosion resistance for durability in demanding conditions
• Flat pulley profile with smooth backside contact surface — ideal for serpentine belt routing
• Outside diameter: 3.54 in (89.9 mm); width: 1.18 in (30.0 mm)
• Single center mounting hole: 0.41 in (10.4 mm) diameter; no keyway notch
• OEM-grade quality; meets or exceeds original equipment specifications
• Black finish

Cloyes recommends inspecting all accessory drive belt system components — including belts, tensioners, and pulleys — at 60,000 miles and replacing them together at 90,000 miles for optimal performance and fewer comebacks. Backed by an industry-leading warranty and dedicated technical support. Fits select 2001–2012 Mitsubishi models. Note: mounting hardware is not included.