Pressurizer Motor Assembly for Caterpillar 321-3374
Pressurizer Motor Assembly for Caterpillar replaces OEM numbers 385-7511, 321-3374. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Caterpillar Compactor: 836H – Replaces OEM Numbers 321-3374, 385-7511
Fits Caterpillar Excavator: 330D – Replaces OEM Numbers 321-3374, 385-7511
Fits Caterpillar Motor Grader: 120M, 12M, 140M, 24M – Replaces OEM Numbers 321-3374, 385-7511
Fits Caterpillar Motor Scraper: 621H, 621K, 623H, 627H – Replaces OEM Numbers 321-3374, 385-7511
Fits Caterpillar Track Dozer: D10T, D11T, D6R, D6R II, D6T, D7E, D8T, D9T – Replaces OEM Numbers 321-3374, 385-7511
Fits Caterpillar Truck: 770G Quarry, 772G Quarry, 773F Quarry, 773G Quarry, 775G Quarry, 777G Quarry, 793F Quarry, 795F Quarry, 797F Quarry, AD30 Articulated and more – Replaces OEM Numbers 321-3374, 385-7511
Please verify the OEM reference number and equipment fitment before ordering.








