Air Brake Compressor for Cummins ISX15 QSX15 OEM:3689649 | 2010-2024, Replaces OEM 3689649 3689649RX 3689649NX 4059377 4059378, Heavy Duty Truck, 85mm Single Cylinder, Gear Driven

Descripción

PRODUCT OVERVIEW This heavy-duty air brake compressor is engineered as a direct OEM replacement for Cummins ISX15, QSX15, and X15 diesel engines (Model Years 2010–2024). It is a vital component of the air braking system in Class 8 commercial vehicles, providing reliable and consistent air pressure to ensure maximum braking safety and vehicle efficiency. VEHICLE & ENGINE COMPATIBILITY Engine Compatibility: Cummins ISX15, Cummins QSX15, Cummins X15 (2010-2024) Truck Compatibility: Freightliner Cascadia, Peterbilt 579 / 389, Kenworth T680 / T880, Western Star, and other Class 8 commercial trucks. CROSS-REFERENCE OEM PART NUMBERS Cummins: 3689649, 3689649RX, 3689649NX, 4059377, 4059378, 1832643, 1832644, 4318216, 4309432 Wabco: 9111530600 TECHNICAL SPECIFICATIONS Drive Type: Engine-Driven / Gear-Driven Cylinder Design: Single Cylinder (85mm Bore, 56mm Stroke) Cooling Type: Water-Cooled Maximum Working Pressure: 10.0 Bar / 145 PSI Operating Speed: Up to 3000 RPM Construction: Premium Cast Iron Crankcase & Precision Steel Gears SIGNS YOUR COMPRESSOR NEEDS REPLACEMENT 1. Low air pressure warnings or slow air pressure buildup after starting the engine. 2. Excessive oil accumulation/contamination in the air dryer or air tanks. 3. Audible air leaks coming directly from the compressor unit. 4. Brake drag or insufficient stopping power due to weak system pressure. PACKAGE INCLUDES & WARRANTY 1 x Heavy Duty Air Brake Compressor Assembly 12-Month Unlimited-Mileage Manufacturer Warranty against defects. Professional mechanic installation is recommended.

Características

• EXACT OEM FITMENT & REPLACEMENT – Precision engine-driven air brake compressor manufactured to direct OEM specifications for Cummins ISX15, QSX15, and X15 engines (Model Years 2010–2024). Replaces OEM Part Numbers: 3689649, 3689649RX, 3689649NX, 4059377, 4059378, 1832643, 1832644, 4318216, 4309432, and Wabco 9111530600.
• RESTORE BRAKING & AIR PRESSURE – Designed to resolve common air system failures such as slow pressure buildup, dashboard low-pressure warnings, brake drag, or oil contamination. Restores clean, consistent compressed air delivery to maintain safe Class 8 braking performance.
• HEAVY-DUTY HEAVY TRUCK SPECIFICATIONS – Built with an 85mm bore size single-cylinder design, 56mm stroke, and high-efficiency water-cooling channels. Features high continuous working pressure (up to 10.0 Bar / 145 PSI) engineered to endure high heat, continuous vibration, and long-haul transportation demands.
• PRECISION GEAR-DRIVEN CONSTRUCTION – Made from premium high-strength cast iron casing with reinforced precision-machined drive gears and upgraded blue sealing components to prevent oil and air leaks. Direct bolt-on design for a smooth swap without extra modifications.
• WIDE CLASS 8 TRUCK COMPATIBILITY & WARRANTY – Fits major Class 8 heavy-duty trucks powered by Cummins ISX15/QSX15 engines, including Freightliner Cascadia, Peterbilt 579/389, Kenworth T680/T880, and Western Star series. Backed by a 12-Month unlimited-mileage warranty.

Especificaciones