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Discussion History

Main Reduction Gear

Assembly

Locked-train double-reduction gearbox combining turbine outputs and reducing speed to shaft rpm. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Main Reduction Gear parts and their functions

4 top-level parts · 19 parts in total · full bill of materials below
Main Reduction Gear parts diagram: 1 helical gear pair, 2 gearbox housing, 3 ball bearing, 4 oil seal. 19 parts in 4 top-level items.
Main Reduction Gear parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Helical Gear Pair 4× Primary and secondary reduction gear sets
2 Gearbox Housing 1× Cast and fabricated gear casing
3 Ball Bearing 8× Gear shaft bearings
4 Oil Seal 6× Gearbox shaft seals

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 Main Reduction Gear

4 top-level lines · 4 rows shown · 19 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Helical Gear Pair gear-pair 4× 4 · part
2 Gearbox Housing gearbox-housing 1× 1 · part
3 Ball Bearing ball-bearing 8× 8 · part
4 Oil Seal oil-seal 6× 6 · part

Where the main reduction gear is used

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

Used in 1 assembly

Propulsion Plant

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 $1–$300. How estimates work
VendorHQSpecialtyMOQLead time
🇮🇳Sona Comstar
sonacomstar.com ↗ 		Gurugram, IN EV driveline & motors 1,000 pcs 8–12 wks
🇨🇳Zhejiang Shuanghuan
shdrive.cn ↗ 		Yuhuan, CN Gears & driveline 1,000 pcs 8–12 wks
🇮🇳Bharat Gears
bharatgears.com ↗ 		Mumbai, IN Automotive gears 1,000 pcs 8–12 wks
🇮🇳ZF India
zf.com ↗ 		Pune, IN Driveline & chassis 1,000 pcs 8–12 wks
🇨🇳Hangzhou Advance
advancegroup.cn ↗ 		Hangzhou, CN Gearboxes 1,000 pcs 8–12 wks