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← Useful Information · Caterpillar® Hydraulic Seal Kit Finder · Wheel Tractor-Scrapers

Caterpillar® 633, 633B, 633C – Wheel Tractor-Scrapers

Serial number ranges

Tractor S/N: 44J1-UP,66M1-UP
Scraper S/N: 86H1-UP

Application (Cylinder)Caterpillar® Part No.DescriptionBoreRodNote / Serial No.
Steering242-2554Seal Kit6.500"2.500"S/N: 44J,66M1-659
243-5797Seal Kit6.500"2.500"S/N: 66M660-UP
Servo-Master8T-1387Seal Kit1.500"0.750"S/N: 66M693-UP
Load242-2558Seal Kit6.000"2.500"S/N: 66M693-850,66M852-861,66M866-866
243-5797Seal Kit6.500"2.500"S/N: 66M851-851,66M862-865
Bowl243-5820Seal Kit7.250"2.750"S/N: 86H981-UP
Floor242-2554Seal Kit6.500"2.500"S/N: 86H1-687
243-5797Seal Kit6.500"2.500"S/N: 86H688-UP

For reference only. Send us your machine serial number before ordering and we will confirm the correct kit.

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