Trailer Bogie parts and their functions

6 top-level parts · 39 parts in total · full bill of materials below

#	Part	Qty	What it does
1	Bogie Frame	1×	Welded H-frame bogie.
2	Wheelset 3 parts	2×
3	Primary Suspension Spring	4×	Coil spring between axle box and frame.
4	Air Spring	2×	Secondary suspension air bellows.
5	Yaw Damper	2×
6	Disc Brake Unit 3 parts	4×

3D model

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Build & assembly graph

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Bill of materials for Trailer Bogie

6 top-level lines · 12 rows shown · 39 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Bogie Frame	high-speed-trainset-bogie-frame	1×	1	·	part
2	Wheelset 3 parts	high-speed-trainset-wheelset	2×	2	7	assembly
2.1	Wheelset Axle	high-speed-trainset-axle	1×	2	·	part
2.2	Monobloc Wheel	high-speed-trainset-wheel	2×	4	·	part
2.3	Ball Bearing	ball-bearing	4×	8	·	part
3	Primary Suspension Spring	high-speed-trainset-primary-suspension	4×	4	·	part
4	Air Spring	high-speed-trainset-air-spring	2×	2	·	part
5	Yaw Damper	high-speed-trainset-yaw-damper	2×	2	·	part
6	Disc Brake Unit 3 parts	high-speed-trainset-brake-unit	4×	4	4	assembly
6.1	Axle Brake Disc	high-speed-trainset-brake-disc	1×	4	·	part
6.2	Brake Caliper	high-speed-trainset-brake-caliper	1×	4	·	part
6.3	Brake Pad	high-speed-trainset-brake-pad	2×	8	·	part

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Where the trailer bogie is used

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

• Rail & Transit 1 High-Speed Trainset

Used in 1 assembly

High-Speed Trainset

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 $0.50–$100. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳Foxconn foxconn.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Flex (Singapore) flex.com ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks
🇮🇳Dixon Technologies dixoninfo.com ↗	Noida, IN	Electronics contract mfg	1,000 pcs	6–10 wks
🇨🇳BYD Electronics bydelectronic.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Venture Corp venture.com.sg ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks