0951778 Ring, Back-up for Caterpillar Equipment

0951778 is a transmission seal back-up ring used in Caterpillar excavators, loggers, mobile hydraulic power units, and wheeled excavators. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Excavators: 318C, 319C, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 320D2, 320D2 GC, 320D2 L, 321C, 321D LCR, 322C, 322C FM, 323D L, 323D LN, 323D SA, 323D2 L, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325C, 325C FM, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 326D L, 328D LCR, 329D, 329D L, 329D LN, 330C, 330C FM, 330C L, 330C MH, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, E110, E120, E140, E180, E200B, E240, E300, E450, E650, M325D L MH, M325D MH.
• Logger: 322C.
• Mobile hydraulic power units: 323D L, 323D LN, 324D LN, 325C, 325D, 329D L, 330C, 330D, 330D L, 336D L.
• Wheeled excavators: M325C MH, M330D.

Specifications