BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Wheel Drive Unit

Assembly

Brushless servo motor with dual independent windings and helical gearbox driving one wheel. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Wheel Drive Unit parts and their functions

5 top-level parts · 60 parts in total · full bill of materials below
Wheel Drive Unit parts diagram: 1 dual-winding servo motor, 2 helical gearbox, 3 wheel assembly, 4 encoder, 5 oil seal. 60 parts in 5 top-level items.
Wheel Drive Unit parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Dual-Winding Servo Motor 7 parts 1× Dual-winding BLDC servo motor
2 Helical Gearbox 4 parts 1× Two-stage helical gearbox
3 Wheel Assembly 5 parts 1× 48 cm wheel with tubeless tire (reuse)
4 Encoder 1× Motor position encoder (reuse)
5 Oil Seal 1× Reuse

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Wheel Drive Unit

5 top-level lines · 28 rows shown · 60 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Dual-Winding Servo Motor 7 parts segway-pt-drive-motor 1× 1 42 assembly
1.1 Motor Housing motor-housing 1× 1 · part
1.2 Stator Assembly 3 parts stator-assembly 1× 1 3 assembly
1.2.1 Stator Core (laminations) stator-core 1× 1 · part
1.2.2 Copper Winding copper-winding 1× 1 · part
1.2.3 Slot Insulation stator-insulation 1× 1 · part
1.3 Copper Winding copper-winding 2× 2 · part
1.4 Rotor Assembly 4 parts rotor-assembly 1× 1 19 assembly
1.4.1 Rotor Shaft rotor-shaft 1× 1 · part
1.4.2 Rotor Core rotor-core 1× 1 · part
1.4.3 Neodymium Magnet neodymium-magnet 16× 16 · part
1.4.4 Ball Bearing ball-bearing 1× 1 · part
1.5 Neodymium Magnet neodymium-magnet 12× 12 · part
1.6 Hall Sensor hall-sensor 3× 3 · part
1.7 Ball Bearing ball-bearing 2× 2 · part
2 Helical Gearbox 4 parts segway-pt-gearbox 1× 1 7 assembly
2.1 Gearbox Housing gearbox-housing 1× 1 · part
2.2 Helical Gear Pair gear-pair 2× 2 · part
2.3 Ball Bearing ball-bearing 3× 3 · part
2.4 Oil Seal oil-seal 1× 1 · part
3 Wheel Assembly 5 parts wheel-assembly 1× 1 9 assembly
3.1 Alloy Wheel alloy-wheel 1× 1 · part
3.2 Tire tire 1× 1 · part
3.3 TPMS Sensor tpms-sensor 1× 1 · part
3.4 Lug Nut lug-nut 5× 5 · part
3.5 Valve Stem valve-stem 1× 1 · part
4 Encoder encoder 1× 1 · part
5 Oil Seal oil-seal 1× 1 · part

Something wrong in this list? Report a problem with this BOM.

Where the wheel drive unit is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used 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 $10–$400. How estimates work
VendorHQSpecialtyMOQLead time
🇮🇳MRF
mrftyres.com ↗
Chennai, IN Tyres 500 pcs 4–8 wks
🇮🇳Apollo Tyres
apollotyres.com ↗
Gurugram, IN Tyres 500 pcs 4–8 wks
linglong.cn ↗ Zhaoyuan, CN Tyres 500 pcs 4–8 wks
🇮🇳CEAT
ceat.com ↗
Mumbai, IN Tyres 500 pcs 4–8 wks
🇨🇳Sailun
sailungroup.com ↗
Qingdao, CN Tyres 500 pcs 4–8 wks