2000 Polaris Indy 500 / 600 snowmobile service manual, Page 374Get this manual
BRAKESFINAL DRIVE Brake Caliper Removal WideTrak LX 8Install seals, shift arm, brake disc and caliperInstall detent ball, spring, and spring guideFill with 20 ounces (600cc) Polaris Premium Synthetic 0W-40 Oil
Synthetic 0W-40 Lubricant Gallon PN2871844 Quart PN 2871281
Brake Caliper RemovalWidetrak LX
1Remove brake cable2Remove retaining bolts, making note of location of hex head bolt (with flat washer) and recessed Allen boltNOTE: Before performing next step, note position of two spring clips3Remove upper guide bushing and padsRemove lower guide bushingInspect pads and replace if worn beyond service limitBrake Pad ThicknessType WT2 Service Limit .250 (6.35mm) 4With actuating arm facing up, carefully remove tension from the return spring5Remove the arm using care not to lose the balls, ball spacer, or lifter ramp6Inspect balls, ball spacer, lifter ramp and caliper housing for galling or wearReplace if necessaryMinimum Pad Thickness .250 (6.35mm)