15. REAR WHEEL/AXLE/SUSPENSION/ DRIVING MECHANISM MXU 300/250 REAR AXLE INSPECTION: Check the axle splines for wear or damage. Set the axle in V-blocks and measure the runout with a dial indicator. Axle runout is 1/2 the total indicator reding. Service limit: 3 mm (0.12 in) FINAL GEAR CASE INSPECTION: Turn the pinion gear and check that the gear turns smoothly and quietly without binding. If the gears do not turn smoothly or quietly, the gears and/or bearing may be damaged or faulty. Replace the final gear case assembly if necessary. FINAL DRIVE SHIM (MXU 300) ADJUSTMENT/FINAL GEAR CASE (MXU 300) DISASSEMBLY BACKLASH Hold the pinion gear with the special tool. Special tool: Pinion puller set F014 Set the final gear into a jig or vise with soft jaws. Pinion Puller Set 15-26