Hydrostatic Transaxle

Assembly

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Integrated variable-displacement pump and fixed wheel motor giving each rear wheel independent, infinitely variable forward and reverse drive.

Direct parts	7
Total parts	11
Used in	1 assembly
Class	Assembly

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Integrated variable-displacement pump and fixed wheel motor giving each rear wheel independent, infinitely variable forward and reverse drive. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Hydrostatic Transaxle parts and their functions

7 top-level parts · 11 parts in total · full bill of materials below

Hydrostatic Transaxle parts diagram: 1 axial piston pump, 2 hydraulic wheel motor, 3 helical gear pair, 4 gearbox housing, 5 bypass valve, 6 ball bearing, 7 oil seal. 11 parts in 7 top-level items. — Hydrostatic Transaxle 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	Axial Piston Pump	1×	Variable-displacement axial piston pump
2	Hydraulic Wheel Motor	1×	Fixed-displacement wheel motor
3	Helical Gear Pair	1×	Final reduction gears
4	Gearbox Housing	1×	Cast transaxle case
5	Bypass Valve	1×	Dump valve for free-wheeling
6	Ball Bearing	4×	Pump, motor and axle bearings
7	Oil Seal	2×	Axle and input shaft seals

3D model

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Build & assembly graph

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Bill of materials for Hydrostatic Transaxle

7 top-level lines · 7 rows shown · 11 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Axial Piston Pump	zero-turn-mower-hydro-pump	1×	1	·	part
2	Hydraulic Wheel Motor	zero-turn-mower-hydro-motor	1×	1	·	part
3	Helical Gear Pair	gear-pair	1×	1	·	part
4	Gearbox Housing	gearbox-housing	1×	1	·	part
5	Bypass Valve	zero-turn-mower-bypass-valve	1×	1	·	part
6	Ball Bearing	ball-bearing	4×	4	·	part
7	Oil Seal	oil-seal	2×	2	·	part

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Where the hydrostatic transaxle is used

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

Garden & Outdoor Power 1 Zero-Turn Mower

Used in 1 assembly

Zero-Turn Mower

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