2018 Yamaha YZ

MSRP Price From

$5,349
Displacement
449 cc
Engine Type
Single-Cylinder
Cylinders
1
Transmission
5 speed / Manual
Weight In Running Order
245 lbs (111.10 kg)
Front Braking System
Hydraulic Disc / 270 mm

Compare Trims

YamahaYZ 85

85

YamahaYZ 65

65

YamahaYZ 125

125

YamahaYZ 250

250

YamahaYZ 250X

250X

YamahaYZ 250F

250F

YamahaYZ 250FX

250FX

YamahaYZ 450FX

450FX

YamahaYZ 450F

450F

MSRP
$5,349
$5,499
$7,049
$7,849
$8,049
$8,849
$9,049
$10,049
$10,499
Type
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Front Braking System
Hydraulic Disc / 220 mm
Hydraulic Disc / 198 mm
Hydraulic Disc / 270 mm
Hydraulic Disc / 270 mm
Hydraulic Disc / 270 mm
Hydraulic Disc / 270 mm
Hydraulic Disc / 270 mm
Hydraulic Disc / 270 mm
Hydraulic Disc / 270 mm
Rear Braking System
Hydraulic Disc / 190 mm
Hydraulic Disc / 190 mm
Hydraulic Disc / 245 mm
Hydraulic Disc / 245 mm
Hydraulic Disc / 245 mm
Hydraulic Disc / 245 mm
Hydraulic Disc / 245 mm
Hydraulic Disc / 245 mm
Hydraulic Disc / 245 mm
Fuel Capacity
4.90 l (1.30 gal)
3.40 l (0.90 gal)
8 l (2.10 gal)
8 l (2.10 gal)
7.90 l (2.10 gal)
7.60 l (2 gal)
7.60 l (2 gal)
7.60 l (2 gal)
6.10 l (1.60 gal)
Cooling
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Ground Clearance
13 in (330.20 mm)
10.50 in (266.70 mm)
14.40 in (365.80 mm)
14.20 in (360.70 mm)
14.20 in (360.70 mm)
12.80 in (325.10 mm)
12.80 in (325.10 mm)
12.80 in (325.10 mm)
13 in (330.20 mm)
Height
44.30 in (1,125.20 mm)
39.50 in (1,003.30 mm)
51 in (1,295.40 mm)
51.40 in (1,305.60 mm)
50.80 in (1,290.30 mm)
50.40 in (1,280.20 mm)
50.40 in (1,280.20 mm)
50.40 in (1,280.20 mm)
50.60 in (1,285.20 mm)
Length
71.70 in (1,821.20 mm)
63.50 in (1,612.90 mm)
84.10 in (2,136.10 mm)
85.70 in (2,176.80 mm)
86 in (2,184.40 mm)
85.20 in (2,164.10 mm)
85.20 in (2,164.10 mm)
85.20 in (2,164.10 mm)
86 in (2,184.40 mm)
Seat Height
33.10 in (840.70 mm)
29.50 in (749.30 mm)
38.40 in (998.20 mm)
39.10 in (993.10 mm)
38.20 in (970.30 mm)
38 in (965.20 mm)
38 in (965.20 mm)
38 in (965.20 mm)
38.60 in (980.40 mm)
Wheelbase
49.50 in (1,257.30 mm)
45 in (1,143 mm)
56.80 in (1,442.70 mm)
58.30 in (1,480.80 mm)
58.50 in (1,485.90 mm)
58.10 in (1,475.70 mm)
57.70 in (1,465.60 mm)
57.70 in (1,465.60 mm)
58.50 in (1,485.90 mm)
Width
29.90 in (759.50 mm)
30 in (762 mm)
32.60 in (828 mm)
32.60 in (828 mm)
32.50 in (825.50 mm)
32.50 in (825.50 mm)
32.50 in (825.50 mm)
32.50 in (825.50 mm)
32.50 in (825.50 mm)
Gear Ratios
2.45 / 1.88 / 1.53 / 1.29 / 1.13 / 1
-
2.39 / 1.93 / 1.59 / 1.35 / 1.20 / 1.10
-
-
-
-
-
-
Bore
1.87 in (47.50 mm)
1.71 in (43.50 mm)
2.13 in (54 mm)
2.62 in (66.40 mm)
2.62 in (66.40 mm)
3.03 in (77 mm)
3.03 in (77 mm)
3.82 in (97 mm)
3.82 in (97 mm)
Carburetor
Carburetor
Carburetor
Carburetor
Carburetor
Carburetor
Fuel Injected
Fuel Injected
Fuel Injected
Fuel Injected
Compression Ratio
8.1:1
8.1:1
8.6:1
8.9:1
7.9:1
13.5:1
13.5:1
12.5:1
12.8:1
Cylinders
1
1
1
1
1
1
1
1
1
Displacement
85 cc
65 cc
124 cc
249 cc
249 cc
249 cc
249 cc
449 cc
449 cc
Engine Type
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Stroke
1.89 in (47.80 mm)
1.72 in (43.60 mm)
2.15 in (54.50 mm)
2.84 in (72 mm)
2.84 in (72 mm)
2.11 in (53.60 mm)
2.11 in (53.60 mm)
2.39 in (60.80 mm)
2.39 in (60.80 mm)
Transmission
6 speed / Manual
6 speed / Manual
6 speed / Manual
5 speed / Manual
5 speed / Manual
5 speed / Manual
6 speed / Manual
5 speed / Manual
5 speed / Manual
Weight In Running Order
157 lbs (71.20 kg)
134 lbs (60.80 kg)
207 lbs (93.90 kg)
227 lbs (103 kg)
229 lbs (103.90 kg)
231 lbs (104.80 kg)
249 lbs (112.90 kg)
262 lbs (118.80 kg)
245 lbs (111.10 kg)
Tires Front Specification
Dunlop Dunlop 70/100 R17
Maxxis Maxxis 60/100 R14
Dunlop Dunlop MX52 80/100 R21
Dunlop Dunlop MX52 80/100 R21
Dunlop Dunlop AT81F 90/90 R21
Bridgestone Bridgestone 80/100 R21
Dunlop Dunlop AT81 90/90 R21
Dunlop Dunlop AT81 90/90 R21
Dunlop Dunlop MX3S 80/100 R21
Tires Rear Specification
Dunlop Dunlop 90/100 R14
Maxxis Maxxis 80/100 R12
Dunlop Dunlop MX52 100/90 R19
Dunlop Dunlop MX52 110/90 R19
Dunlop Dunlop AT81 110/100 R18
Bridgestone Bridgestone 100/90 R19
Dunlop Dunlop AT81 110/100 R18
Dunlop Dunlop AT81 120/90 R18
Dunlop Dunlop MX3S 120/80 R19

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