Headstock Bearings:: Yamaha YZF-R6 YZF R6 (1999-2005) Suzuki GT500 ACI603 & ACI604 or if

ACI603 & ACI604 or if you have an EFI Technology unit it will replace the following CDI stamped units AC2i

It has 55mm mounting points with 1 connector

Also available in 100mm shroud or in black

Yamaha YFM 700 Grizzly (2007-2010)

Headstock Bearings:: Yamaha YZF-R6 YZF R6 (1999-2005) Suzuki GT500 ACI603 & ACI604 or ifBrand new set of headstock steering bearings to fit: Yamaha YZF R6 (1999 2005). This set of head stock bearings are taper roller style and have been manufactured to replace the original set of steering bearings on a Yamaha YZF R6 for the years and models shown above. Top and bottom headstock bearings (without seals) are included. Please see our other listings for sealed versions. Top bearing: 30mm x 55mm x 17mm. Bottom bearing: 30mm x 55mm x 17mm.