2004 Skidoo ZX Series Service Manual, Page 278Get this manual
Section 05 ENGINES (4-TEC) Subsection 07 (CRANKSHAFTDRIVE GEARS)
R1004motr03A
R1004motr04A
Crankshaft drive gear Oil pump gears Generator gear Double gear Intermediate gear Starter gear
1Crankshaft drive gear 2Gear puller 3Protection mushroom (PN 420 876 552)
Removal
Lock crankshaft with crankshaft locking bolt (PN 529 035 900) (refer to CRANKSHAFT LOCKING BOLT)Remove: ignition cover (refer to COOLING SYSTEM) oil pump gears no24 (refer to LUBRICATION SYSTEM) crankshaft nut no9 crankshaft drive gear no7Remove crankshaft drive gear with gear puller (aftermarket tool)Also use the protection mushroom (PN 420 876 552) to avoid damage of the crankshaft