Yamaha YZF-R1(B) 2012 Service Manual

Also see for YZF-R1 2012: Service manual

Contents

CHASSIS SPECIFICATIONS2-11Compression damping adjusting positionsMinimum 25Standard 20Maximum 1Rear suspensionType Swingarm (link suspension)Spring/shock absorber type Coil spring/gas-oil damperRear shock absorber assembly travel 60.0 mm (2.36 in)Spring free length 161.0 mm (6.34 in)Installed length 147.5 mm (5.81 in)Spring rate K1 93.20 N/mm (9.50 kgf/mm, 532.17 lb/in)Spring stroke K1 0.0–60.0 mm (0.00–2.36 in)Optional spring available NoEnclosed gas/air pressure (STD) 1200 kPa (12.0 kgf/cm², 174.0 psi)Spring preload adjusting positionsMinimum 16Standard 8Maximum 0Rebound damping adjusting positionsMinimum 20Standard 15Maximum 3Compression damping setting(for fast compression damping)Minimum 4Standard 3Maximum 0Compression damping setting(for slow compression damping)Minimum 20Standard 9Maximum 1SwingarmSwingarm end free play limit (radial) 1.0 mm (0.04 in)Swingarm end free play limit (axial) 1.0 mm (0.04 in)Drive chainType/manufacturer 50VAZ/DAIDONumber of links 120Drive chain slack (when adjusting the drivechain) 25.0–35.0 mm (0.98–1.38 in)Drive chain slack (when replacing the drivechain and sprocket) 20.0–30.0 mm (0.79–1.18 in)15-link length limit 239.3 mm (9.42 in)Shift pedalInstalled shift rod length 262.5–264.5 mm (10.33–10.41 in)