Yamaha Dirt Bikes
12 Yamaha model lines — motocross, mini and off-road — with specs, year guides and where Midwest racers actually run them.
From the Midwest rider archive
6,388 archived riders race a Yamaha — most in Missouri, Illinois, Kansas, Minnesota and Iowa.
Yamaha YZ65
Mini (65)Liquid-cooled 65cc two-stroke mini racer — the step up from 50s for the 7–10 class.
Motocross · 2-stroke · year guides 2019–2026
Yamaha YZ85
Mini (85)Classic 85 two-stroke — the proving ground for the supermini ranks.
Motocross · 2-stroke · year guides 2002–2026
Yamaha YZ125
125 2-strokeThe benchmark 125 two-stroke — light, revvy and a rider favorite for fun and 125 classes.
Motocross · 2-stroke · year guides 2000–2026
Yamaha YZ250
250 2-strokeBig-bore two-stroke MX bike — torquey, simple to maintain, beloved in 250 2T classes.
Motocross · 2-stroke · year guides 2000–2026
Yamaha YZ250F
250F250 four-stroke MX workhorse — strong power and the app-tunable engine that defined the class.
Motocross · 4-stroke · year guides 2001–2026
Yamaha YZ450F
450450 four-stroke MX flagship — big, smooth power with Yamaha Power Tuner app mapping.
Motocross · 4-stroke · year guides 2023–2026
Yamaha YZ250FX
250F off-roadOff-road 250F — wide-ratio gearbox, kickstand and tank for GNCC/hare scramble.
Off-Road / Cross-Country · 4-stroke · year guides 2016–2026
Yamaha PW50
First bikeThe legendary shaft-drive 50 trainer — no chain, adjustable throttle stop, the classic very first bike.
Trail / Youth · 2-stroke
Yamaha TT-R50E
First bikeElectric-start air-cooled 50 four-stroke trainer with a three-speed auto-clutch gearbox.
Trail / Youth · 4-stroke
Yamaha TT-R110E
Youth trailElectric-start 110 trail four-stroke — the easy step up once a 50 gets small.
Trail / Youth · 4-stroke
Yamaha TT-R125
Youth trailAir-cooled 125 trail four-stroke with manual clutch — big-wheel LE option bridges toward full size.
Trail / Youth · 4-stroke
Yamaha YFZ450R
450 ATVYFZ450R — the benchmark race quad, 450 four-stroke.
Sport ATV · 4-stroke