| Name | Brand | Type |
|---|---|---|
| AA - Crankcase | STH | assembly |
| AC - Muffler | STH | assembly |
| AE - Chain brake, Clutch | STH | assembly |
| AG - Rewind starter | STH | assembly |
| AI - AV system, Handlebar | STH | assembly |
| AK - Carburetor C3A-S31, C3A-S65 | STH | assembly |
| AM - Carburetor C3A-S27 | STH | assembly |
| AO - Carburetor box cover | STH | assembly |
| AQ - Tools, Extras | STH | assembly |
| AS - Installing tool | STH | assembly |
| AU - Puller | STH | assembly |
| AW - Puller | STH | assembly |
| AY - Centering tool | STH | assembly |
| BA - Press arbor | STH | assembly |
| BD - Hose 135 mm / 5 5/16" | STH | assembly |
| BP - Torque wrench | STH | assembly |
| BR - Torque wrench | STH | assembly |
| BS - Puller sleeve | STH | assembly |
| BT - Thrust piece | STH | assembly |
| BU - Jaw (profile No. 3.1 and 4) | STH | assembly |
| BY - Clamping plate | STH | assembly |
| BZ - Installing tool, 10 | STH | assembly |