ZF 6 Speed S6-650, S6-750 Transmission Drain/Fill Plug O-rings

ZF 6 Speed Transmission Drain/Fill Plug O-rings Set of (4) Viton o-rings for the drain and fill plug on ZF S6-650 and S6-750 six speed manual transmissions. There is no difference between the drain and fill plugs on these units, the o-rings will fit either. Sold as a set of (4) individual o-rings, which provides spares for future service or in the event one accidentally gets pinched during installation. FEATURES • Viton o-rings offer excellent resistance to transmission fluid for a superior service life COMPATIBILITY 1999 - 2003 Ford F-250, F-350, F-450, F-550 Super Duty - ZF S6-6502003 - 2010 Ford F-250, F-350, F-450, F-550 Super Duty - ZF S6-7502001 - 2006 GMC Sierra 2500, 3500 - ZF S6-6502001 - 2006 Chevrolet Silverado 2500, 3500 - ZF S6-650 ZF S6-650 and S6-750 six speed manual transmissions only; does not fit ZF 5 speed with crush washer type gasket INSTALLATION NOTES Remove and install with a 3/8 external square drive. Lightly lubricate o-ring with clean transmission fluid prior