Spring, Rear Clutch Piston, 4000 Except 4110, Start Year: 01/01/1965

Used in models:4400, 3500, 3400, 4410, 3550, 4140, 4500, 8770, 8870A, 7610S, 5340, 7810O, 3150, TW20, 8970, 8970A, 2100, TB90, 3100, 7600C, 8630, 8000-SERIES, 5610, 9200, TW5, 6600, 6640, TW10, 7810S, 2300, 2310, TW30, TB85, 7840O, 3000-SERIES, 6810S, 3110, 4330, 6600C, 9000-SERIES, 6640O, 8600, 7010, 3055, TB110, TB80, 4200, 7610O, 7000-SERIES, 2120, 3300, 5610S, 6710, 4340, TS100, 8530, 9600, TW25, 8830, TS110, 8670A, 6410, 6700, 4000-SERIES, 3330, 5190, 5900, 7910, 8240, 8210, 7700, 8700, 6610O, 5200, 8200, 7740O, 5640, 3190, 8010, 5000-SERIES, 6610S, 4100, 5600, 2110, 5110, TB120, 6600O, TS115, 6000, 3310, 8340, TW15, 9700, 5700, 7710, 8770A, 4190, 7200, 5100, 7410, TS90, TW35, 3120, 7100, 2000-SERIES, 2150