| 5001110 | Disc Spring 16.3x31.5x2 | | $3.67 |
| 5001117 | Engine Oil Inlet Screen Assembly | | $13.86 |
| 5001119 | External Retaining Ring 24mm | | $1.65 |
| 5001120 | O-ring, 2-022 | | $1.83 |
| 5001122 | Crankshaft Oil Supply Bridge | | $23.63 |
| 5001124 | Balance Shaft Assembly | | $229.96 |
| 5001124/USED | Balance Shaft Assembly | USED | $125.00 |
| 5001129 | Clutch Basket MC | | $136.11 |
| 5001131 | Shift Drum Assembly | | $44.98 |
| 5001132 | Spraybar assembly | | $15.70 |
| 5001134 | Oil Seal 12x22x6 | Scavenge Pump seal | $7.11 |
| 5001135 | Circlip 40mm, Internal V Seeger | | $2.61 |
| 5001136 | Split Dowel Pin, 5x10 | | $1.22 |
| 5001146 | Dowel Pin .0627x.375 | Dowel Pin for pressure pump gears. | $0.34 |
| 5001148 | Rubber Throttle Body Coupling | | $12.83 |
| 5001149 | Throttle Body Coupling Band Clamp | | $10.13 |
| 5001149/USED | Throttle Body Coupling Band Clamp | USED | $6.14 |
| 5001152 | Roller Bearing 10x14x12 | | $6.63 |
| 5001153 | Battery Bracket | For MX400 & X440s | $13.93 |
| 5001156 | Spacer, Drive Gear Sprocket | | $6.42 |
