Oct 6, 2009 · Hello, im deciding between a yz426f or a yz250f. But im just worried about that since the bike im looking at is a 2002, but do they still make parts for the 426? Also what about …

The YZ426 was once considered phenomenally light and powerful for an MX 4-stroke. But then, so was the 400, and the BSA Victor MX, for that matter. Progress marches on. Now the '06 …

May 31, 2004 · The 2000 model had a woodruff key on the crank that had a tendency to act up and need replacement whereas the 2001-2002 had a spline. The 2000 also had a grabby …

May 23, 2007 · Hey guys i have a mint 2002 yz426...i just bought it 3 months ago when the motor was torn apart...i put a crank in it, stainless steel valves, wiseco piston, new cylinder, and new …

Nov 2, 2016 · I bought a 2002 YZ426 with a oversized gas tank which is great! But I really would like the smaller size for the track(guy who sold it to me didn't have it). From looking at these …

Aug 26, 2007 · The YZ426 has a low gear ratio of 1.846, and come geared at 14/49, which, including the primary reduction gives a full overall 1st gear ratio of 18.2:1 form the crank to the …

Sep 25, 2023 · Figured I'd Talk some about this Thumper build. It's a CA plated YZ426 that was in decent shape but the old wiring job, etc was falling apart and in need of rebuild so tore her …

Feb 23, 2013 · Read and compare owner reviews & ratings of Yamaha YZ426F 2002. Vehicle specs, photos & video, pricing, and more!

Can anybody tell me what the OD of the YZF bearings are? I'm trying to fit my 01 YZ426 wheel to my DRZ400. I know I need 20mm ID but don't trust my measurements for the OD.

Apr 16, 2014 · Is the 426 all its cracked up too be compared to a 450 ? How does it compare with weight , power , overall performance ?