Yamaha WR45OFR service manual DID520VM/DAIDO

MAINTENANCE SPECIFICATIONS

SPEC

Item	Standard	Limit
Wheel:
Front wheel type	Spoke wheel	----
Rear wheel type	Spoke wheel	----
Front rim size/material	21 ⋅ 1.60/Aluminum	----
Rear rim size/material	18 ⋅ 2.15/Aluminum	----
Rim runout limit:
Radial	----	2.0 mm
		(0.08 in)
Lateral	----	2.0 mm
		(0.08 in)
Drive chain:
Type/manufacturer	DID520VM/DAIDO	----
Number of links	113 links + joint	----
Chain slack	40 ~ 50 mm (1.6 ~ 2.0 in)	----
Chain length (10 links)	----	150.1 mm
		(5.91 in)
Front disc brake:
Disc outside dia. ⋅ Thickness	250 ⋅ 3.0 mm (9.84 ⋅ 0.12 in)	250 ⋅ 2.5 mm
		(9.84 ⋅ 0.10 in)
Pad thickness	4.4 mm (0.17 in)	1.0 mm
		(0.04 in)
Master cylinder inside dia.	11.0 mm (0.433 in)	----
Caliper cylinder inside dia.	27.0 mm (1.063 in) ⋅ 2	----
Brake fluid type	DOT #4	----
Rear disc brake:
Disc outside dia. ⋅ Thickness	245 ⋅ 4.0 mm (9.65 ⋅ 0.16 in)	245 ⋅ 3.5 mm
		(9.65 ⋅ 0.14 in)
Deflection limit	----	0.15 mm
		(0.006 in)
Pad thickness	6.4 mm (0.25 in)	1.0 mm
		(0.04 in)
Master cylinder inside dia.	11.0 mm (0.433 in)	----
Caliper cylinder inside dia.	25.4 mm (1.000 in) ⋅ 1	----
Brake fluid type	DOT #4	----
Brake lever and brake pedal:
Brake lever position	95 mm (3.74 in)	----
Brake pedal height	5 mm (0.20 in)	----
(vertical height above footrest top)
Clutch lever free play (lever end)	8 ~ 13 mm (0.31 ~ 0.51 in)	----
Throttle grip free play	3 ~ 5 mm (0.12 ~ 0.20 in)	----

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