Specifications; General Specifications - Yamaha YXR70FX Service Manual

EBS01001

GENERAL SPECIFICATIONS

*1 For models equipped with panel wheels and oil damper shock absorbers
*2 For models equipped with cast wheels and oil damper shock absorbers
*3 For models equipped with cast wheels and gas-oil damper shock absorbers
*4 For models equipped with cast wheels, gas-oil damper shock absorbers, and overfenders
Model code
Dimensions
Overall length
Overall width
Overall height
Seat height
Wheelbase
Minimum ground clearance
Minimum turning radius
Basic weight
With oil and fuel
Engine
Engine type
Cylinder arrangement
Displacement
Bore × stroke
Compression ratio
Standard compression pressure (at sea level) 450 kPa (4.50 kg/cm
Starting system
Lubrication system
Oil type or grade
Engine oil
0 10 30
50
YAMALUBE 4 (20W-50) or SAE 20W-50
YAMALUBE 4 (10W-40) or SAE 10W-40
YAMALUBE 4-CW (5W-30) or SAE 5W-30
-20
-10 0 10
Final gear oil
Differential gear oil
GENERAL SPECIFICATIONS

SPECIFICATIONS

Item
70 90 110 130˚F
30 40 50˚C
20
5B41/5B45/5B48 *1
5B49 *2
5B4B *3
5B4E *4
2,885 mm (113.6 in)
1,385 mm (54.5 in) *1, *2, *3
1,516 mm (59.7 in) *4
1,853 mm (73.0 in) *1, *2
1,901 mm (74.8 in) *3
1,865 mm (73.4 in) *4
818 mm (32.2 in)
1,910 mm (75.2 in)
280 mm (11.0 in)
3,900 mm (154 in)
540.0 kg (1,190 lb) *1, *2
548.0 kg (1,208 lb) *3, *4
Liquid-cooled 4-stroke, SOHC
Forward-inclined single cylinder
3
686.0 cm
102.0 × 84.0 mm (4.02 × 3.31 in)
9.20 : 1
Electric starter
Wet sump
API service SG type or higher,
JASO standard MA
SAE 80 API GL-4 Hypoid gear oil
SAE 80 API GL-4 Hypoid gear oil
2 - 1
SPEC
Standard
2
, 64.0 psi)