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Drivetrain

Assembly

Brushless motor, ESC, transmission, and front/rear diffs. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Drivetrain parts and their functions

8 top-level parts · 60 parts in total · full bill of materials below
Drivetrain parts diagram: 1 brushless motor, 2 ESC, 3 pinion gear, 4 spur gear, 5 transmission, 6 center driveshaft, 7 differential, 8 dogbone / CV drive. 60 parts in 8 top-level items.
Drivetrain parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Brushless Motor 5 parts 1× Brushless inrunner
2 ESC 4 parts 1× Speed controller
3 Pinion Gear 1× On motor shaft
4 Spur Gear 1× Driven by pinion
5 Transmission 4 parts 1× Center gearbox
6 Center Driveshaft 1×
7 Differential 4 parts 2× Front + rear
8 Dogbone / CV Drive 4× CV drive shafts

3D model

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Build & assembly graph

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Bill of materials for Drivetrain

8 top-level lines · 32 rows shown · 60 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Brushless Motor 5 parts rc-car-motor 1× 1 29 assembly
1.1 Stator Assembly 3 parts stator-assembly 1× 1 3 assembly
1.1.1 Stator Core (laminations) stator-core 1× 1 · part
1.1.2 Copper Winding copper-winding 1× 1 · part
1.1.3 Slot Insulation stator-insulation 1× 1 · part
1.2 Rotor Assembly 4 parts rotor-assembly 1× 1 19 assembly
1.2.1 Rotor Shaft rotor-shaft 1× 1 · part
1.2.2 Rotor Core rotor-core 1× 1 · part
1.2.3 Neodymium Magnet neodymium-magnet 16× 16 · part
1.2.4 Ball Bearing ball-bearing 1× 1 · part
1.3 Motor Housing motor-housing 1× 1 · part
1.4 Neodymium Magnet neodymium-magnet 4× 4 · part
1.5 Ball Bearing ball-bearing 2× 2 · part
2 ESC 4 parts esc 1× 1 9 assembly
2.1 Bare PCB pcb-bare 1× 1 · part
2.2 Power MOSFET mosfet 6× 6 · part
2.3 Gate Driver IC gate-driver-ic 1× 1 · part
2.4 Microcontroller mcu 1× 1 · part
3 Pinion Gear rc-car-pinion 1× 1 · part
4 Spur Gear rc-car-spur-gear 1× 1 · part
5 Transmission 4 parts rc-car-transmission 1× 1 5 assembly
5.1 Gearbox Housing gearbox-housing 1× 1 · part
5.2 Helical Gear Pair gear-pair 1× 1 · part
5.3 Slipper Clutch rc-car-slipper-clutch 1× 1 · part
5.4 Ball Bearing ball-bearing 2× 2 · part
6 Center Driveshaft rc-car-center-driveshaft 1× 1 · part
7 Differential 4 parts rc-car-differential 2× 2 5 assembly
7.1 Gearbox Housing gearbox-housing 1× 2 · part
7.2 Helical Gear Pair gear-pair 1× 2 · part
7.3 O-Ring Set oring-set 1× 2 · part
7.4 Ball Bearing ball-bearing 2× 4 · part
8 Dogbone / CV Drive rc-car-dogbone 4× 4 · part

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Where the drivetrain is used

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

Used in 1 assembly

RC Car

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 $0.01–$2. How estimates work
VendorHQSpecialtyMOQLead time
🇮🇳Sundram Fasteners
sundram.com ↗ 		Chennai, IN Fasteners 10,000 pcs 3–5 wks
🇮🇳Lakshmi Precision Screws
lpsindia.com ↗ 		Rohtak, IN Fasteners 10,000 pcs 3–5 wks
🇨🇳Suzhou Escort
escort-fastener.com ↗ 		Suzhou, CN Fasteners 10,000 pcs 3–5 wks
🇨🇳Shanghai Tianbao
tbfastener.com ↗ 		Shanghai, CN Fasteners 10,000 pcs 3–5 wks
🇮🇳Sterling Tools
sterlingtools.in ↗ 		Faridabad, IN Fasteners 10,000 pcs 3–5 wks