B2B
TRENFRESRUAR
gürkaylar a.ş.

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

Caterpillar® 621 – Wheel Tractor-Scrapers

Serial number ranges

Tractor S/N: 23H1-UP,15U1-UP,2DB1-UP
Scraper S/N: 37G1-UP,40G1-UP,41G1-UP

Application (Cylinder)Caterpillar® Part No.DescriptionBoreRodNote / Serial No.
Steering7S-2727Seal Kit5.000"2.250"S/N: 37G1-1212,41G,23H1-2222
241-0895Seal Kit5.000"2.250"S/N: 37G1213-UP,23H,15U
243-0386Seal Kit5.000"2.500"S/N: 2DB
Servo-Master8T-1387Seal Kit1.500"0.750"S/N: 23H4299-UP,2DB
Load243-0381Seal Kit5.500"2.500"S/N: 23H4299-UP
Ejector246-0643Seal Kit6.500"4.000"S/N: 37G1975-UP,40G357-UP Field replacement

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

Request a quote for this machine →

Please send any comments about our website to the address above.

Caterpillar®, Komatsu®, Volvo®, JCB® and other brand names are registered trademarks of their owners and are used only to indicate compatibility.

Copyright © 1983-2026 Gürkaylar A.Ş.