BOMwiki the bill-of-materials encyclopedia
30,441,948 parts mapped · 192,925 items

This page is machine-generated and unverified (what this means). Treat details as provisional. If you know this hardware, weigh in or correct it directly with Edit.

Discussion History

Body Structure

Assembly

Lightweight backbone or aluminium-extrusion structure keeping mass and centre of gravity low, the defining engineering goal of a roadster. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Body Structure parts and their functions

6 top-level parts · 21 parts in total · full bill of materials below
Body Structure parts diagram: 1 backbone frame, 2 composite clamshell, 3 lightweight door, 4 windshield, 5 windscreen frame, 6 bumper cover. 21 parts in 6 top-level items.
Body Structure parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Backbone Frame 1× Central spine chassis bonded from aluminium extrusions.
2 Composite Clamshell 2× Front and rear body panels
3 Lightweight Door 5 parts 2×
4 Windshield 1× Laminated safety-glass panel bonded into the front aperture of the body that protects the occupants and carries the wipers and sensors.
5 Windscreen Frame 1× Cast magnesium header that also anchors the roof latch.
6 Bumper Cover 3 parts 2× Painted plastic bumper cover over a crash beam and energy-absorbing foam that forms the front or rear face of the car.

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 Body Structure

6 top-level lines · 14 rows shown · 21 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Backbone Frame roadster-car-backbone-frame 1× 1 · part
2 Composite Clamshell roadster-car-composite-clamshell 2× 2 · part
3 Lightweight Door 5 parts roadster-car-door 2× 2 5 assembly
3.1 Door Shell door-shell 1× 2 · part
3.2 Manual Window Winder roadster-car-manual-window 1× 2 · part
3.3 Door Glass door-glass 1× 2 · part
3.4 Door Latch door-latch 1× 2 · part
3.5 Side Mirror side-mirror 1× 2 · part
4 Windshield windshield 1× 1 · part
5 Windscreen Frame roadster-car-windscreen-frame 1× 1 · part
6 Bumper Cover 3 parts hatchback-car-bumper 2× 2 3 assembly
6.1 Bumper Skin hatchback-car-bumper-skin 1× 2 · part
6.2 Crash Beam hatchback-car-crash-beam 1× 2 · part
6.3 Energy Absorber Foam hatchback-car-foam-absorber 1× 2 · part

Where the body structure is used

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

Used in 1 assembly

Roadster

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–$200. How estimates work
VendorHQSpecialtyMOQLead time
🇮🇳Bharat Forge
bharatforge.com ↗ 		Pune, IN Forgings & metal parts 500 pcs 6–10 wks
🇨🇳CITIC Dicastal
dicastal.com ↗ 		Qinhuangdao, CN Aluminium castings & wheels 500 pcs 6–10 wks
🇮🇳Tata AutoComp
tataautocomp.com ↗ 		Pune, IN Auto components 500 pcs 6–10 wks
🇸🇬Beyonics
beyonics.com ↗ 		Singapore Precision metal & mfg 500 pcs 6–10 wks
🇮🇳Sundaram Clayton
sundaram-clayton.com ↗ 		Chennai, IN Die castings 500 pcs 6–10 wks