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Discussion History

Powertrain

Assembly

Torque converter, transmission, and final drives. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Powertrain parts and their functions

4 top-level parts · 64 parts in total · full bill of materials below
Powertrain parts diagram: 1 torque converter, 2 transmission, 3 final drive, 4 steering clutch. 64 parts in 4 assemblies.
Powertrain parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Torque Converter 4 parts 1× Hydrodynamic coupling to the engine
2 Transmission 6 parts 1× Powershift or hydrostatic drive
3 Final Drive 5 parts 2× Planetary reduction at each track
4 Steering Clutch 2× Differential steering control

3D model

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Build & assembly graph

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

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Bill of materials for Powertrain

4 top-level lines · 23 rows shown · 64 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Torque Converter 4 parts crawler-dozer-torque-converter 1× 1 5 assembly
1.1 Converter Impeller crawler-dozer-impeller 1× 1 · part
1.2 Converter Turbine crawler-dozer-turbine 1× 1 · part
1.3 Converter Stator crawler-dozer-stator 1× 1 · part
1.4 Oil Seal oil-seal 2× 2 · part
2 Transmission 6 parts crawler-dozer-transmission 1× 1 17 assembly
2.1 Hydrostatic Drive Pump crawler-dozer-hydrostatic-pump 2× 2 · part
2.2 Hydrostatic Drive Motor crawler-dozer-hydrostatic-motor 2× 2 · part
2.3 Helical Gear Pair gear-pair 2× 2 · part
2.4 Gearbox Housing gearbox-housing 1× 1 · part
2.5 Ball Bearing ball-bearing 6× 6 · part
2.6 Oil Seal oil-seal 4× 4 · part
3 Final Drive 5 parts crawler-dozer-final-drive 2× 2 20 assembly
3.1 Planetary Gear Set 4 parts crawler-dozer-planetary-set 2× 4 6 assembly
3.1.1 Sun Gear crawler-dozer-sun-gear 1× 4 · part
3.1.2 Planet Gear crawler-dozer-planet-gear 3× 12 · part
3.1.3 Ring Gear crawler-dozer-ring-gear 1× 4 · part
3.1.4 Planet Carrier crawler-dozer-carrier 1× 4 · part
3.2 Gearbox Housing gearbox-housing 1× 2 · part
3.3 Ball Bearing ball-bearing 4× 8 · part
3.4 Oil Seal oil-seal 2× 4 · part
3.5 Drive Sprocket crawler-dozer-sprocket 1× 2 · part
4 Steering Clutch crawler-dozer-steering-clutch 2× 2 · part

Where the powertrain is used

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

Used in 1 assembly

Crawler Dozer

Sourcing: possible vendors

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 $500–$50k. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Weichai Power
weichai.com ↗ 		Weifang, CN Diesel & power engines 50 units 12–16 wks
🇮🇳Cummins India
cumminsindia.com ↗ 		Pune, IN Diesel engines 50 units 12–16 wks
🇨🇳Yuchai
yuchai.com ↗ 		Yulin, CN Diesel engines 50 units 12–16 wks
🇮🇳Kirloskar Oil Engines
koel.co.in ↗ 		Pune, IN Diesel & gas engines 50 units 12–16 wks
🇮🇳Ashok Leyland
ashokleyland.com ↗ 		Chennai, IN Engines & commercial vehicles 50 units 12–16 wks