Gear Assembly
AssemblyPlanetary gearbox (50:1 ratio) to boost crank RPM to generator speed. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Gear Assembly parts and their functions
6 top-level parts · 8 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Sun Gear | 1× | Central small gear on crank axle. |
| 2 | Planet Gears | 3× | Three intermediate gears meshing sun and ring. |
| 3 | Ring Gear | 1× | Outer gear housing generator rotor. |
| 4 | Carrier Plate | 1× | Planetary support structure. |
| 5 | Motor Housing | 1× | Cast or extruded aluminium shell that carries the stator, locates the bearings, and conducts heat away from an electric motor. |
| 6 | Fastener Set | 1× | Bolts, nuts, and washers. |
3D model
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Build & assembly graph
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Bill of materials for Gear Assembly
6 top-level lines · 6 rows shown · 8 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Sun Gear | emergency-crank-radio-sun-gear | 1× | 1 | · | part |
| 2 | Planet Gears | emergency-crank-radio-planet-gears | 3× | 3 | · | part |
| 3 | Ring Gear | emergency-crank-radio-ring-gear | 1× | 1 | · | part |
| 4 | Carrier Plate | emergency-crank-radio-carrier | 1× | 1 | · | part |
| 5 | Motor Housing | motor-housing | 1× | 1 | · | part |
| 6 | Fastener Set | fastener-set | 1× | 1 | · | part |
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Where the gear assembly is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $1–$300. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| sonacomstar.com ↗ | Gurugram, IN | EV driveline & motors | 1,000 pcs | 8–12 wks |
| shdrive.cn ↗ | Yuhuan, CN | Gears & driveline | 1,000 pcs | 8–12 wks |
| bharatgears.com ↗ | Mumbai, IN | Automotive gears | 1,000 pcs | 8–12 wks |
|
🇮🇳ZF India
zf.com ↗
|
Pune, IN | Driveline & chassis | 1,000 pcs | 8–12 wks |
| advancegroup.cn ↗ | Hangzhou, CN | Gearboxes | 1,000 pcs | 8–12 wks |