Yamaha YZ250: review, history, specs

Class: motocross

Production: 1974+

Models
Yamaha YZ250 (steel frame, telescopic fork) (Europe, North America) 1988	Yamaha YZ250 (+ inverted fork) (Europe, North America) 1989	Yamaha YZ250 (+ aluminum frame) (All markets) 2005
Yamaha YZ250 (1988)	Yamaha YZ250 (1989~)	Yamaha YZ250 (2005~)

Models
Yamaha YZ250 (+ petal brake discs) (All markets) 2008	Yamaha YZ250 (+ front brake disc 250 → 270 mm) (All markets) 2017-2021	Yamaha YZ250 (All markets) 2022+
Yamaha YZ250 (2008~)	Yamaha YZ250 (2017-2021)	Yamaha YZ250 (2022+)

Models
Yamaha YZ250 Monster Energy Yamaha Racing Edition (All markets) 2022
Yamaha YZ250 Monster Energy Yamaha Racing Edition (2022)

History

History
Year	Country	Name / Frame / Engine
1974	USA	Name: Yamaha YZ250 Code: YZ250A
1975	USA	Name: Yamaha YZ250 Code: YZ250B
1979	USA	Name: Yamaha YZ250 Code: YZ250F
1980	USA	Name: Yamaha YZ250 Code: YZ250G
1981	USA	Name: Yamaha YZ250 Code: YZ250H
1982	USA	Name: Yamaha YZ250 Code: YZ250J
1983	USA	Name: Yamaha YZ250 Code: YZ250K
1984	USA	Name: Yamaha YZ250 Code: YZ250L
1985	USA	Name: Yamaha YZ250 Code: YZ250N
1986	USA, Europe	Name: Yamaha YZ250 Code: YZ250S, 1LU
1987	USA, Europe	Name: Yamaha YZ250 Code: YZ250T, 2HH
1988	USA, Europe	Name: Yamaha YZ250 Code: YZ250U, 2VM
1989	North America, Europe	Name: Yamaha YZ250 Code: YZ250W, 3JE1, 3RB1
1990	All markets	Name: Yamaha YZ250 Code: YZ250A, 3SP1, 3SP2, 3SP3, 3SP4
1991	All markets	Name: Yamaha YZ250 Code: YZ250B1, 3XK1, 3XK2, 3XK3, 3XK4
1992	All markets	Name: Yamaha YZ250 Code: YZ250D1, 4DA1, 4DA2, 4DA3, 4DA4
1993	All markets	Name: Yamaha YZ250 Code: YZ250E, 4EW1, 4EW2, 4EW3, 4EW4
1994	All markets	Name: Yamaha YZ250 Code: YZ250F1, 4JX1, 4JX2, 4JX3, 4JX4
1995	All markets	Name: Yamaha YZ250 Code: YZ250G1, 4MX1, 4MX2, 4MX3, 4MX4
1996	All markets	Name: Yamaha YZ250 Code: YZ250H1, 4SR1, 4SR2, 4SR3, 4SR4
1997	All markets	Name: Yamaha YZ250 Code: YZ250J1, 4XL1, 4XL2, 4XL3, 4XL4
1998	All markets	Name: Yamaha YZ250 Code: YZ250K1, 5DJ1, 5DJ2, 5DJ3, 5DJ4
1999	All markets	Name: Yamaha YZ250 Code: YZ250L1, 5CU1, 5CU2, 5CU3, 5CU4
2000	All markets	Name: Yamaha YZ250 Code: YZ250M1, 5HC1, 5HC2, 5HC3, 5HC4
2001	All markets	Name: Yamaha YZ250 Code: YZ250N1, 5MW1, 5MW2, 5MW3, 5MW4
2002	All markets	Name: Yamaha YZ250 Code: YZ250P, 5NX1, 5NX2, 5NX3, 5NX4
2003	All markets	Name: Yamaha YZ250 Code: YZ250R, 5UP1, 5UP2, 5UP3, 5UP4
2004	All markets	Name: Yamaha YZ250 Code: YZ250S1, 5XF1, 5XF2, 5XF3, 5XF4
2005	All markets	Name: Yamaha YZ250 Code: YZ250T1, 1P81, 1P82, 1P83
2006	All markets	Name: Yamaha YZ250 Code: YZ250V, 1P85, 1P86, 1P87, 1P88
2007	All markets	Name: Yamaha YZ250 Code: YZ250W1, 1P89, 1P8A, 1P8B, 1P8C
2008	All markets	Name: Yamaha YZ250 Code: YZ250X1, 1P8D, 1P8E, 1P8F, 1P8G
2009	All markets	Name: Yamaha YZ250 Code: YZ250Y, 1P8H, 1P8J, 1P8K, 1P8L
2010	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250Z, 1P8N, 1P8M, 1P8P
2011	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250A1, 1P8S, 1P8T, 1P8U
2012	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250B2, 1SS1, 1SS2, 1SS3
2013	North America, Europe	Name: Yamaha YZ250 Code: YZ250D2, 1SS5, 1SS6
2014	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250E2, 1SS9, 1SSA, 1SSB
2015	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250F2, 1SSD, 1SSE, 1SSF
2016	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250G2, 1SSH, 1SSJ, 1SSK
2017	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250H2, 1SSN, 1SSM, 1SSP
2018	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250J2, 1SSS, 1SST, 1SSU
2019	North America, Europe, Japan	Name: Yamaha YZ250 Code: YZ250K2
2020	North America, Europe, Japan	Name: Yamaha YZ250
2021	North America, Europe, Japan	Name: Yamaha YZ250
2022	All	Name: Yamaha YZ250
2023	All	Name: Yamaha YZ250
2024	All	Name: Yamaha YZ250
2025	All	Name: Yamaha YZ250

Specifications

Yamaha YZ250 (2005+): specs.

Specifications
DIMENSIONS	Overall length	2184 mm / 86,0 in
	Overall width	827 mm / 32,6 in 825 mm / 32,5 in - 2022+
	Overall height	1309 mm / 51,5 in 1290 mm / 50,8 in - 2022+
	Seat height	997 mm / 39,3 in 976 mm / 38,4 in – YZ250 (2015+)
	Wheelbase	1481 mm / 58,3 in 1446 mm / 56,9 in – YZ250 (2015-2021) 1485 mm / 58,5 in – YZ250 (2022+)
	Ground clearance	385 mm / 15,2 in 367 mm / 14,4 in – YZ250 (2015-2021) 360 mm / 14,2 in – YZ250 (2022+)
	Dry weight
	Curb (wet) weight	103 kg / 227 lbs
FRAME	Type	Semi double cradle (aluminum)
	Front suspension, travel	48 mm inverted telescopic fork (fully adjustable), 300 mm / 11,8 in
	Rear suspension, travel	Swingarm with mono-shock (fully adjustable), 315 mm /12,4 in
	Front tire size	80/100-21 51M
	Rear tire size	110/90-19 62M
	Front brake	Single disc, 250 mm, 2-piston caliper – YZ250 (to 2017) Single disc, 270 mm, 2-piston caliper – YZ250 (2017+)
	Rear brake	Single disc, 245 mm, 1-piston caliper Single disc, 240 mm, 1-piston caliper - 2022+
	Fuel capacity	8,0 l / 2,1 US gal 7,0 l / 1,8 US gal - 2022+
	Trail	118 mm / 4,6 in 109 mm / 4,3 in – YZ250 (2015-2021) 122 mm / 4,8 in – YZ250 (2022+)
	Fuel economy / consumption
ENGINE	Type	Liquid-cooled 2-stroke
	Cylinder arrangement	Single cylinder
	Bore & Stroke	66,4 x 72,0 mm
	Displacement	249 cm³ (8,4 cu in)
	Compression ratio	8.9~10.6:1 9.2~10.9:1 – YZ250 (to 2015, North America)
	Valve train	reed-valve inducted (YPVS)
	Max. power	53,0 hp (38,9 kW) / 8000 rpm
	Max. torque	49,0 Nm (5,0 kg-m) / 7500 rpm
	Acceleration 0 to 100 km/h (0-60 mph)
	Top speed
CARBURETION SYSTEM	Type	Carburetor, 1x Keihin PWK38S
CARBURETION SYSTEM	ID
DRIVE TRAIN	Clutch	Wet, multi-plate, cable operated
	Transmission	5-speed
	Final drive	Chain
	Primary reduction	3.000
	Final reduction
	Gear ratio I II III IV V	1.929 1.533 1.278 1.091 0.952
ELECTRICAL	Ignition	CDI
	Alternator	A.C. magneto
	Battery capacity

Images

Yamaha YZ250: images, gallery.

Videos

Yamaha YZ250: video.

2019 Yamaha YZ250 2 Stroke

Manuals

Yamaha YZ250: manuals, parts, microfiches.