Portal Drive Axle

Assembly

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Low-floor portal axle with the differential dropped below the axle centreline.

Direct parts	6
Total parts	29
Used in	1 assembly
Class	Assembly

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Low-floor portal axle with the differential dropped below the axle centreline. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Portal Drive Axle parts and their functions

6 top-level parts · 29 parts in total · full bill of materials below

Portal Drive Axle parts diagram: 1 axle housing, 2 differential, 3 portal hub gear, 4 wheel hub, 5 oil seal, 6 ball bearing. 29 parts in 6 top-level items. — Portal Drive Axle parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Axle Housing	1×
2	Differential 5 parts	1×
3	Portal Hub Gear	2×	Step-down spur gear in each portal hub.
4	Wheel Hub 3 parts	2×
5	Oil Seal	4×	Spring-loaded rotary lip seal that keeps lubricant inside a housing and dirt out where a shaft passes through, sized to DIN 3760.
6	Ball Bearing	4×	Deep-groove radial ball bearing.

3D model

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Build & assembly graph

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Bill of materials for Portal Drive Axle

6 top-level lines · 14 rows shown · 29 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Axle Housing	bus-rapid-transit-vehicle-axle-housing	1×	1	·	part
2	Differential 5 parts	bus-rapid-transit-vehicle-differential	1×	1	10	assembly
2.1	Helical Gear Pair	gear-pair	1×	1	·	part
2.2	Differential Case	bus-rapid-transit-vehicle-diff-case	1×	1	·	part
2.3	Side Gear	bus-rapid-transit-vehicle-side-gear	2×	2	·	part
2.4	Pinion Gear	bus-rapid-transit-vehicle-pinion-gear	2×	2	·	part
2.5	Ball Bearing	ball-bearing	4×	4	·	part
3	Portal Hub Gear	bus-rapid-transit-vehicle-portal-hub-gear	2×	2	·	part
4	Wheel Hub 3 parts	bus-rapid-transit-vehicle-wheel-hub	2×	2	4	assembly
4.1	Ball Bearing	ball-bearing	2×	4	·	part
4.2	Oil Seal	oil-seal	1×	2	·	part
4.3	Fastener Set	fastener-set	1×	2	·	part
5	Oil Seal	oil-seal	4×	4	·	part
6	Ball Bearing	ball-bearing	4×	4	·	part

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Where the portal drive axle is used

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

Rail & Transit 1 Bus Rapid Transit Vehicle

Used in 1 assembly

Axle Set

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