1073758 Seal Fits Caterpillar Models

One New Aftermarket Replacement Aftercooler Seal for Caterpillar (Cat) Engines and Equipment

This aftermarket replacement aftercooler rubber seal (Caterpillar part number 107-3758) fits within the air inlet and exhaust system, sealing the aftercooler assembly on a wide range of Caterpillar (Cat) engines and heavy equipment. It is used across generator sets, large mining excavators, wheel loaders, haul trucks, track-type tractors, and industrial engines that rely on the 3500-series and C-series engine platforms.

Specifications

• Material: Fluorine Rubber (FKM)
• Overall Length: 26.38 in (670.0 mm)
• Overall Height: 5.03 in (127.7 mm)
• Overall Width: 0.39 in (10.0 mm)
• Groove Depth: 8.40 mm
• Approx. Weight: 0.41 lb (0.19 kg)

Compatible Models

Caterpillar Engines (3500-Series and C-Series): 3508, 3508B, 3508C, 3512, 3512B, 3516, 3516B, 3516C, C27, C32

Caterpillar Generator Sets: SR4, SR4B, SR4BHV, SR5

Caterpillar Power Modules: PM3508, PM3516

Caterpillar Mining Excavators: 5130B, 5230B

Caterpillar Wheel Loaders: 992G, 994D, 994F, 994H

Caterpillar Wheel Dozers: 854G

Caterpillar Track-Type Tractors: D11N, D11R

Caterpillar Haul Trucks: 776D, 777, 777B, 777C, 777D, 785C, 789, 789B, 789C, 789D, 793C

Replaces Part Number(s):

107-3758, 1073758

New aftermarket replacement part - not remanufactured, not used.