Drivetrain

Assembly

Lag screws aka lag bolts 002.png · Commons ↗ Report photo

Transmission and final drives for ground travel and chain rotation.

Direct parts	4
Total parts	40
Used in	1 assembly
Class	Assembly

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Transmission and final drives for ground travel and chain rotation. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Drivetrain parts and their functions

4 top-level parts · 40 parts in total · full bill of materials below

Drivetrain parts diagram: 1 chain drive motor, 2 chain drive gearbox, 3 travel drive motor, 4 final drive. 40 parts in 4 top-level items. — Drivetrain 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	Chain Drive Motor	1×	Hydraulic motor turning the digging chain
2	Chain Drive Gearbox 4 parts	1×	Reduction gearbox between motor and sprocket
3	Travel Drive Motor	2×	Hydrostatic motors for ground travel
4	Final Drive 5 parts	2×	Planetary reduction at each track

3D model

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Build & assembly graph

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Bill of materials for Drivetrain

4 top-level lines · 17 rows shown · 40 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Chain Drive Motor	trenching-machine-chain-drive-motor	1×	1	·	part
2	Chain Drive Gearbox 4 parts	trenching-machine-chain-gearbox	1×	1	9	assembly
2.1	Helical Gear Pair	gear-pair	2×	2	·	part
2.2	Gearbox Housing	gearbox-housing	1×	1	·	part
2.3	Ball Bearing	ball-bearing	4×	4	·	part
2.4	Oil Seal	oil-seal	2×	2	·	part
3	Travel Drive Motor	trenching-machine-travel-motor	2×	2	·	part
4	Final Drive 5 parts	trenching-machine-final-drive	2×	2	14	assembly
4.1	Planetary Gear Set 4 parts	trenching-machine-planetary-set	1×	2	6	assembly
4.1.1	Sun Gear	trenching-machine-sun-gear	1×	2	·	part
4.1.2	Planet Gear	trenching-machine-planet-gear	3×	6	·	part
4.1.3	Ring Gear	trenching-machine-ring-gear	1×	2	·	part
4.1.4	Planet Carrier	trenching-machine-carrier	1×	2	·	part
4.2	Gearbox Housing	gearbox-housing	1×	2	·	part
4.3	Ball Bearing	ball-bearing	4×	8	·	part
4.4	Oil Seal	oil-seal	2×	4	·	part
4.5	Track Drive Sprocket	trenching-machine-track-sprocket	1×	2	·	part

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Where the drivetrain is used

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

Construction & Earthmoving 1 Trencher

Used in 1 assembly

Trencher

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

Vendor	HQ	Specialty	MOQ	Lead 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