Yamaha YZ250 Specs

2005 - 2023 • 5 variants

Yamaha has built the YZ250, a motocross bike, across 5 variants since 2005, most recently updated for 2023. Under the tank sits a reed-valve inducted, 249.0 cc in capacity.

About the Yamaha YZ250

Yamaha introduced the YZ250 as part of their Cross / motocross range, with production running from 2002 to 2023. This technical reference page documents the full specification sheet for the Yamaha YZ250, including engine displacement, power and torque figures, frame and suspension geometry, braking systems, and overall dimensions. Select a model year above to view year-specific technical data. Specifications are compiled from official manufacturer sources.

Yamaha YZ250 by Year

2023 Yamaha YZ250 View specs →

2014 Yamaha YZ250 View specs →

2012 Yamaha YZ250 View specs →

2011 Yamaha YZ250 View specs →

2005 Yamaha YZ250 View specs →

Spec Evolution

How key specs changed across production years.

Specification	2002	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023
Oil Capacity (Quarts)	-	-	-	-	-	-	-	-	-	-	-	-	-	0.05 quarts	0.05 quarts	0.05 quarts	0.85 US quarts ↑	0.85 US quarts	0.85 US quarts	0.85 US quarts	0.85 US quarts
Ground Clearance (mm)	391 mm	391 mm	396 mm ↑	385 mm ↓	381 mm ↓	381 mm	381 mm	381 mm	381 mm	381 mm	381 mm	381 mm	381 mm	367 mm ↓	367 mm	367 mm	361 mm ↓	361 mm	361 mm	361 mm	361 mm
Ground Clearance (in.)	15.4 inches	15.4 inches	15.6 inches ↑	15.2 inches ↓	15.0 inches ↓	15.0 inches	15.0 inches	15.0 inches	15.0 inches	15.0 inches	15.0 inches	15.0 inches	15.0 inches	14.4 inches ↓	14.4 inches	14.4 inches	14.2 inches ↓	14.2 inches	14.2 inches	14.2 inches	14.2 inches
Engine Type	Single cylinder	Single cylinder	Single cylinder	V2	Single cylinder	Single cylinder	Single cylinder	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, four-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke	Single cylinder, two-stroke
Displacement (cc)	249.00 cc	249.00 cc	249.00 cc	249.00 cc	249.00 cc	249.00 cc	249.00 cc	249.00 cc	249.00 cc	249.00 cc	249.00 cc	249.00 cc	-	-	249.00 cc	-	249.0 cc	249.0 cc	249.0 cc	249.0 cc	249.0 cc
Mods from previous model	-	-	-	-	-	500 grams off the front end makes this the quickest turning, best-handling YZ250 ever.	-	-	-	-	-	-	-	-	-	-	-	-	-	New flatter seat and more narrow fuel tank design. Updated lightweight braking system features larger front pistons, a more rigid caliper, a redesigned 270mm front rotor with a 30% increase in pad contact area and higher friction pad material.	-
Fuel Control	-	-	-	-	-	-	-	-	DOHC	Double Overhead Cams/Twin Cam (DOHC)	Single Overhead Cams (SOHC)	-	-	-	-	-	-	-	-	-	-
Stroke	2	2	2	4 ↑	2 ↓	2	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Frame Type	-	-	-	-	-	-	-	-	Aluminium	Hybrid steel and aluminum frame with a Controlled- Fill aluminum subframe and cast aluminum swingarm	-	-	-	Semi-double cradle aluminium	Semi-double cradle aluminium	Semi-double cradle aluminium	Semi-double cradle aluminium	Semi-double cradle aluminium	Semi-double cradle, aluminium	Semi-double cradle, aluminium	Semi-double cradle, aluminium
Seat Height	-	990 mm / 39.0 in.	991 mm / 39.0 in. ↑	997 mm / 39.3 in. ↑	993 mm / 39.1 in. ↓	993 mm / 39.1 in.	993 mm / 39.1 in.	993 mm / 39.1 in.	993 mm / 39.1 in.	993 mm / 39.1 in.	993 mm / 39.1 in.	993 mm / 39.1 in.	993 mm / 39.1 in.	976 mm / 38.4 in. ↓	976 mm / 38.4 in.	976 mm / 38.4 in.	976 mm / 38.4 in.	976 mm / 38.4 in.	970 mm / 38.2 in. ↓	970 mm / 38.2 in.	975 mm / 38.4 in. ↑
Dry Weight	97.5 kg / 215.0 lbs	97 kg / 213.8 lbs ↓	-	96 kg / 211.6 lbs	96 kg / 211.6 lbs	96.2 kg / 212.0 lbs ↑	-	-	-	-	210.5 kg / 464.1 lbs	59 kg / 130.1 lbs ↓	-	-	-	-	-	-	-	-	-
Wheelbase	1,485 mm / 58.5 in.	1,485 mm / 58.5 in.	-	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1,481 mm / 58.3 in.	1481 mm / 58.3 in. ↑	1481 mm / 58.3 in.	1481 mm / 58.3 in.	1481 mm / 58.3 in.	1481 mm / 58.3 in.
Brakes - Front	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc. Hydraulic	Single disc. Hydraulic disc.	Single disc. Hydraulic disc.	Single disc. Hydraulic.	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc
Brakes - Rear	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc. Hydraulic	Single disc	Single disc	Single disc. Hydraulic.	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc	Single disc
Fuel Capacity	-	-	7.94 litres / 2.10 gallons	8.00 litres / 2.11 gallons ↑	7.94 litres / 2.10 gallons ↓	7.94 litres / 2.10 gallons	7.94 litres / 2.10 gallons	7.94 litres / 2.10 gallons	7.95 litres / 2.10 gallons	7.95 litres / 2.10 gallons	7.95 litres / 2.10 gallons	7.95 litres / 2.10 gallons	7.95 litres / 2.10 gallons	8.00 litres / 2.11 gallons ↑	8.00 litres / 2.11 gallons	8.00 litres / 2.11 gallons	8.00 litres / 2.11 US gallons	8.00 litres / 2.11 US gallons	8.00 litres / 2.11 US gallons	8.00 litres / 2.11 US gallons	8.00 litres / 2.11 US gallons
Suspension - Front	-	Telescopic fork	48mm Kayaba inverted cartridge fork w/adjustable compression and rebound damping	Telescopic fork	Telescopic Fork, coil spring/oil damper, 11.8´	Speed-Sensitive System inverted fork	Speed-Sensitive System inverted fork	Speed-Sensitive System inverted fork	Speed-Sensitive System inverted fork	Speed-Sensitive System inverted fork	Speed-Sensitive System inverted fork	Speed-Sensitive System inverted fork	Speed-Sensitive System inverted fork	48mm fork, separate air/oil function fork	48mm fork, separate air/oil function fork	KYB® Speed-Sensitive System inverted fork; fully adjustable ↑	KYB® Speed-Sensitive System inverted fork; fully adjustable	KYB® Speed-Sensitive System inverted fork; fully adjustable	KYB® Speed-Sensitive System inverted fork; fully adjustable	KYB® Speed-Sensitive System inverted fork; fully adjustable	KYB® Speed-Sensitive System inverted fork; fully adjustable
Suspension - Rear	-	Swinging arm (Monocross)	Kayaba single shock w/adjustable preload, compression and rebound damping separate hi/lo-speed compression adjusters	Swinging arm (link-type monocross)	Swingarm (link, suspension), coil spring/gas-oil damper, 12.4´	Fully adjustable single shock, 12.4-in travel	Fully adjustable single shock, 12.4-in travel	Fully adjustable single shock, 12.4-in travel	Fully adjustable single shock, 12.4-in travel	Fully adjustable single shock	Fully adjustable single shock, 12.4-in travel	Fully adjustable single shock, 12.4-in travel	Fully adjustable single shock	Monocross rear suspension system	Monocross rear suspension system	KYB® single shock; fully adjustable	KYB® single shock; fully adjustable	KYB® single shock; fully adjustable	KYB® single shock; fully adjustable	KYB® single shock; fully adjustable	KYB® single shock; fully adjustable
Fuel System	-	-	Carburettor	Carburettor. Keihin PWK38S/1	-	-	Carburettor. Keihin® PWK38S	Carburettor. Keihin® PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Keihin PWK38S	Carburettor. Hitachi Astemo® Keihin PWK38S
Colours	-	Blue	Team Yamaha Blue/White	-	-	-	Team Yamaha Blue/White	Team Yamaha Blue/White	Team Yamaha Blue/White	Blue/White, White/Red	Team Yamaha Blue/White	Team Yamaha Blue/White	Team Yamaha Blue/White	Team Yamaha Blue/White	Blue/White	Team Yamaha Blue	Team Yamaha Blue	Team Yamaha Blue	Team Yamaha Blue	Team Yamaha Blue	Team Yamaha Blue
Clutch	-	-	-	Wet, multiple-disc	-	-	-	-	-	Multiplate, wet	-	No clutch	-	-	-	-	-	-	-	-	-
Final Drive	-	-	Chain	Chain	Chain	Chain	Chain	Chain	Chain	Chain	Chain	Chain	Chain	Chain	Chain	Chain	Chain (final drive)	Chain (final drive)	Chain (final drive)	Chain (final drive)	Chain (final drive)
Height	1,302 mm / 51.3 in.	1,302 mm / 51.3 in.	1,308 mm / 51.5 in.	1,309 mm / 51.5 in.	1,306 mm / 51.4 in.	1,306 mm / 51.4 in.	1,306 mm / 51.4 in.	1,306 mm / 51.4 in.	1,306 mm / 51.4 in.	1,064 mm / 41.9 in. ↓	1,306 mm / 51.4 in. ↑	1,306 mm / 51.4 in.	1,306 mm / 51.4 in.	1,299 mm / 51.1 in.	1,299 mm / 51.1 in.	1,299 mm / 51.1 in.	1306 mm / 51.4 in. ↑	1306 mm / 51.4 in.	1306 mm / 51.4 in.	1290 mm / 50.8 in. ↓	1290 mm / 50.8 in.
Rims	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Dunlop® MX52 tyres	Dunlop® MX52 tyres ↓	Dunlop® MX52 tyres	Dunlop® MX52 tyres	Dunlop® Geomax tyres	Dunlop® Geomax MX33 tyres
Length	2,182 mm / 85.9 in.	2,182 mm / 85.9 in.	2,182 mm / 85.9 in.	2,184 mm / 86.0 in.	2,177 mm / 85.7 in.	2,177 mm / 85.7 in.	2,177 mm / 85.7 in.	2,177 mm / 85.7 in.	2,177 mm / 85.7 in.	2,177 mm / 85.7 in.	2,177 mm / 85.7 in.	2,177 mm / 85.7 in.	2,177 mm / 85.7 in.	2,147 mm / 84.5 in. ↓	2,147 mm / 84.5 in.	2,147 mm / 84.5 in.	2177 mm / 85.7 in. ↑	2177 mm / 85.7 in.	2177 mm / 85.7 in.	2184 mm / 86.0 in. ↑	2184 mm / 86.0 in.
Wet Weight	-	-	-	-	-	-	103.9 kg / 229.0 lbs	103.9 kg / 229.0 lbs	103.0 kg / 227.0 lbs ↓	103.0 kg / 227.0 lbs	103.0 kg / 227.0 lbs	103.0 kg / 227.0 lbs	103.0 kg / 227.0 lbs	103.0 kg / 227.1 lbs	103.0 kg / 227.1 lbs	103.0 kg / 227.0 lbs	103.0 kg / 227.0 lbs	103.0 kg / 227.0 lbs	103.0 kg / 227.0 lbs	103.0 kg / 227.0 lbs	103.0 kg / 227.0 lbs
Warranty	-	-	-	-	-	-	-	-	30 Day (Limited Factory Warranty)	30 Day (Limited Factory Warranty)	30 Day (Limited Factory Warranty)	30 Day (Limited Factory Warranty)	30 Day Limited Factory Warranty	-	-	-	-	30 Day (Limited Factory Warranty)	30 Day Limited Factory Warranty	30 Day Limited Factory Warranty	30 Day Limited Factory Warranty
Compression Ratio	8.8:1	9.0:1 ↑	9.1:1 ↑	8.9:1 ↓	9.2:1 ↑	9.2:1	9.2:1	9.2:1	8.9:1 ↓	8.9:1	8.9:1	8.9:1	8.9:1	10.6:1 ↑	10.6:1	10.6:1	10.6:1	10.6:1	10.6:1	10.6:1	10.6:1
Tyres - Front	80/100-21 51M	80/90-21	80/80-21	80/90-M21	80/80-M21	80/80-M21	80/80-M21	80/100-M21	21/7-10 ↓	21/7-10	80/100-M ↑	100/80-10 ↑	80/100-21 ↓	80/100-21	80/100-21	80/100-21	80/100-21	80/100-21	80/100-21	80/100-21	80/100-21
Engine Lubrication	-	-	-	Premix	-	-	-	-	Dry sump	Wet sump	-	-	-	-	Premix	Premix	Premix	Premix	Premix	Premix	Premix
Width	827 mm / 32.6 in.	827 mm / 32.6 in.	828 mm / 32.6 in. ↑	827 mm / 32.6 in. ↓	828 mm / 32.6 in. ↑	828 mm / 32.6 in.	828 mm / 32.6 in.	828 mm / 32.6 in.	828 mm / 32.6 in.	828 mm / 32.6 in.	828 mm / 32.6 in.	828 mm / 32.6 in.	828 mm / 32.6 in.	827 mm / 32.6 in. ↓	827 mm / 32.6 in.	827 mm / 32.6 in.	827 mm / 32.6 in.	827 mm / 32.6 in.	827 mm / 32.6 in.	813 mm / 32.0 in. ↓	826 mm / 32.5 in. ↑
Tyres - Rear	110/90-19 62M	110/90-19	110/90-19	110/90-M19	110/90-M19	110/90-M19	110/90-M19	110/90-M19	110/90-M19	110/90-19	110/90-M19	110/90-19	110/90-19	110/90-19	110/90-19	110/90-19	-	-	-	-	-
Primary Drive	-	-	-	-	-	-	-	-	2WD; Sealed O-Ring Chain, Eccentric Adjustment	Constant-mesh 5-speed ↑	-	-	-	-	-	-	-	-	-	Constant-mesh	Constant-mesh
Rake	-	-	-	-	-	26.0°	-	-	-	-	28.0°	28.0°	28.0°	26.0° ↓	26.0°	27.7° ↑	27.7°	27.7°	27.7°	27.7°	27.7°
Seat	-	-	-	-	-	-	-	-	-	-	2-person seat	2 people seat	-	-	-	-	-	-	-	-	-
Lighting system	-	-	-	-	-	-	-	-	Dual 30W Krypton multireflector Headlights and 3.9/0.5W LED Brake light	Dual 30W Krypton multireflector Headlights and 3.9/0.5W LED Brake light	-	LED lights	-	-	-	-	-	-	-	-	-
Trail	-	-	-	-	-	-	-	-	-	-	-	-	-	109 mm / 4.3 in.	109 mm / 4.3 in.	122 mm / 4.8 in. ↑	122 mm / 4.8 in.	122 mm / 4.8 in.	122 mm / 4.8 in.	122 mm / 4.8 in.	122 mm / 4.8 in.
Wheel Travel - Rear	315 mm / 12.4 in.	315 mm / 12.4 in.	315 mm / 12.4 in.	125 mm / 4.9 in. ↓	-	-	-	-	-	315 mm / 12.4 in.	-	-	315 mm / 12.4 in.	315 mm / 12.4 in.	315 mm / 12.4 in.	315 mm / 12.4 in.	315 mm / 12.4 in.	315 mm / 12.4 in.	315 mm / 12.4 in.	315 mm / 12.4 in.	315 mm / 12.4 in.
Power-to-Weight Ratio	-	-	-	-	-	-	-	-	-	-	0.1143 HP/kg	0.1819 HP/kg ↑	-	-	-	-	-	-	-	-	-
Starter	-	-	-	Kick	-	-	-	-	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric
Valve System	-	-	1	-	-	-	-	-	-	5	-	-	-	-	-	-	-	-	-	-	-

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