8170 — 1981-1988 — WD612

005mm) Width

1-302 Morflex Center member

2-1/2 inch outlet OD

RA12NJD604

Cylinder Kit for Caterpillar 6I-2220, AA50507, AA50508+ | 3637661M91 f_Usable Length_1-11/16 Inch 8170 — 1981-1988 — WD612Cylinder Kit for Caterpillar (1st design; piston U5LL0015 or U5LL0017): heavy duty replacement for OEM 3637661M91, U5MK0142. Built for reliable field replacement performance. Fits These Models Caterpillar Compactors CS431C, PS150B, CB545, CP323C, CB544, CS323C, CP433C, CS433C, CB434B, CB434C Caterpillar Telescopic Handlers TH62, TH82, TH83, TH63 Caterpillar Backhoes 416C, 416B, 428C, 428B Caterpillar Wheel Loaders 425 Caterpillar Tractors 3120, 4260,