Monroe 65148 Gas-Magnum 65 Shock Absorber – Freightliner Cascadia Columbia Western Star DOT Fitting Mack: 25QM31

Mack: 25QM31

HT polyurethane compound is firmer than the OEM rubber mount — expect slightly more cab vibration in exchange for longer service life and reduced engine roll under torque

Confirm wheel-end configuration (oil bath vs grease) and exact hub model before ordering — the 370003A footprint is the most common HD Class 8 size

Upper engine mount — ATRO MM55-626C2-HT (qty 1)

Peterbilt 536 rear (2022)

Monroe 65148 Gas-Magnum 65 Shock Absorber – Freightliner Cascadia Columbia Western Star DOT Fitting Mack: 25QM31Monroe 65148 is a Gas Magnum 65 large bore (1 3 4 in) twin tube shock absorber for Class 68 heavy duty trucks, designed as the front shock for Freightliner Cascadia, Columbia, Coronado, M2, and Western Star 4900 series trucks built with tapered or flat leaf front suspensions. The 22. 75 in extended length nitrogen charged design directly replaces Gabriel 85918 85958, Meritor M85918, Sachs 315390, and Freightliner 1013809000 OE shocks. Signs You Need a