2W4037 Oil Seal for Caterpillar Equipment

The 2W4037 oil seal is a lip-type sealing component used on Caterpillar equipment, including engines, cold planers, paving compactors, and engine-generator sets. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The seal is identified by the Caterpillar equipment part number 2W-4037 and is listed for the equipment and engine models below. The part is supplied as an oil seal; no additional components are specified as included.

Fitment

• Caterpillar 12G motor grader
• Caterpillar 140G motor grader
• Caterpillar 14G motor grader
• Caterpillar 1673C engine
• Caterpillar 225 excavator
• Caterpillar 231D machine
• Caterpillar 3208 engine
• Caterpillar 3304 engine
• Caterpillar 3306 engine
• Caterpillar 3412 engine
• Caterpillar 3606 engine
• Caterpillar 3608 engine
• Caterpillar 3612 engine
• Caterpillar 3616 engine
• Caterpillar 3618 engine
• Caterpillar 613B scraper
• Caterpillar 613C scraper
• Caterpillar C280-6 engine
• Caterpillar C280-8 engine
• Caterpillar C280-12 engine
• Caterpillar C280-16 engine
• Caterpillar CB-614 paving compactor
• Caterpillar CS-551 paving compactor
• Caterpillar D4E tractor
• Caterpillar D5B tractor
• Caterpillar D7F tractor
• Caterpillar D7G tractor
• Caterpillar PR-1000 cold planer
• Caterpillar PR-1000C cold planer
• Caterpillar PS-500 paving compactor
• Caterpillar SR4 generator set

Cross-reference numbers

• 2W4037
• 2W-4037

Specifications