9-10MAINTENANCE SPECIFICATIONS SPECModel RX10, RX10S, RX10R, RX10RS, RX10M, RX10MSSecondary sheave spring:Part numberColor codeOutside diameterWire diameterHole positionSheave side-spring side (twist angle)Spring rateNumber of coilsFree lengthTorque cam angle90508-60012 (RX10, RX10S, RX10R, RX10RS)90508-60007 (RX10M, RX10MS)PINK (RX10, RX10S, RX10R, RX10RS)White (RX10M, RX10MS)69.5 mm (2.736 in)6 mm (0.236 in)3-3 (60) (RX10, RX10S, RX10R, RX10RS)1-6 (70) (RX10M, RX10MS)12.32 N/mm (1.256 kg/mm, 70.34 lb/in)(RX10, RX10S, RX10R, RX10RS)13.45 N/mmm (1.372 kg/mm, 76.84 lb/in)(RX10M, RX10MS)5.53 (RX10, RX10S, RX10R, RX10RS)5.19 (RX10M, RX10MS)75 mm (2.95 in)51-43 (RX10, RX10S, RX10R, RX10RS)45 (RX10M, RX10MS)Drive chain:TypeNumber of linksSecondary reduction ratioBorg Warner Automotive 23RH303-70ASM70L38/24 (1.58) (RX10, RX10S, RX10R, RX10RS)40/21 (1.90) (RX10M, RX10MS)Track:Part numberWidthLengthPitchNumber of linksThickness “A”Height “B”Track deflection at 100 N (10 kg,22 lb)8DY-47110-00(RX10, RX10S, RX10R, RX10RS for U.S.A./Canada)8ER-47110-00 (RX10, RX10R, RX10RS for EUR)8EP-47110-00 (RX10M, RX10MS)381 mm (15.0 in)3,072 mm (120.9 in) (RX10, RX10S, RX10R, RX10RS)3,840 mm (151.2 in) (RX10M, RX10MS)64 mm (2.52 in)48 (RX10, RX10S, RX10R, RX10RS)60 (RX10M, RX10MS)5.1 mm (0.20 in) (RX10, RX10S, RX10R, RX10RS)5.8 mm (0.23 in) (RX10M, RX10MS)25.4 mm (1.00 in)(RX10, RX10S, RX10R, RX10RS for U.S.A./Canada)31.8 mm (1.25 in) (RX10, RX10R, RX10RS for EUR)50.8 mm (2.00 in) (RX10M, RX10MS)25 30 mm (0.98 1.18 in)