BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Large Front Wheel Assembly

Assembly

Pedal-driven wheel 1.2–1.5 metres in diameter: crank arms are mounted on a hub integral to the wheel rim; one full pedal revolution rotates the wheel once (direct drive). A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Large Front Wheel Assembly parts and their functions

5 top-level parts · 5 parts in total · full bill of materials below
Large Front Wheel Assembly parts diagram: 1 large rim hoop, 2 wheel spokes, 3 pedal cranks, 4 crank axle (hub), 5 wheel tyre. 5 parts in 5 top-level items.
Large Front Wheel Assembly parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Large Rim Hoop 1× Welded or riveted steel hoop
2 Wheel Spokes 1× Tensioned wire spokes (50–60 count)
3 Pedal Cranks 1× Two crank arms 180° opposed
4 Crank Axle (Hub) 1× Hub axle fixed in wheel plane
5 Wheel Tyre 1× Solid rubber or pneumatic sheath

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

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

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Large Front Wheel Assembly

5 top-level lines · 5 rows shown · 5 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Large Rim Hoop penny-farthing-large-rim 1× 1 · part
2 Wheel Spokes penny-farthing-spokes 1× 1 · part
3 Pedal Cranks penny-farthing-pedal-cranks 1× 1 · part
4 Crank Axle (Hub) penny-farthing-crank-axle 1× 1 · part
5 Wheel Tyre penny-farthing-tire-tread 1× 1 · part

Something wrong in this list? Report a problem with this BOM.

Where the large front wheel assembly is used

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

Used in 1 assembly

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 $10–$400. How estimates work
VendorHQSpecialtyMOQLead time
🇮🇳MRF
mrftyres.com ↗
Chennai, IN Tyres 500 pcs 4–8 wks
🇮🇳Apollo Tyres
apollotyres.com ↗
Gurugram, IN Tyres 500 pcs 4–8 wks
linglong.cn ↗ Zhaoyuan, CN Tyres 500 pcs 4–8 wks
🇮🇳CEAT
ceat.com ↗
Mumbai, IN Tyres 500 pcs 4–8 wks
🇨🇳Sailun
sailungroup.com ↗
Qingdao, CN Tyres 500 pcs 4–8 wks