Sequential Gearbox
AssemblyAn 8-speed semi-automatic sequential transaxle in a structural casing that carries the rear suspension and crash structure. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Sequential Gearbox parts and their functions
9 top-level parts · 19 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Gearbox Casing | 1× | Titanium or carbon-composite casing acting as the chassis aft of the engine. |
| 2 | Gear Cluster | 1× | Eight straight-cut dog-engagement ratio pairs swappable overnight to suit each circuit. |
| 3 | Barrel Selector | 1× | Rotating drum whose tracks move the selector forks one ratio per index. |
| 4 | Shift Actuator | 1× | Hydraulic actuator indexing the barrel in 20 to 40 ms on a paddle command. |
| 5 | Carbon Clutch Pack | 1× | Multi-plate carbon-carbon clutch about 100 mm across, used mainly for launch. |
| 6 | Limited-Slip Differential | 1× | Hydraulically controlled diff whose locking torque is mapped per corner phase. |
| 7 | Rear Crash Structure | 1× | Crush member bolted behind the gearbox, crash-tested like the nose. |
| 8 | Ball Bearing | 8× | Deep-groove radial ball bearing. |
| 9 | Oil Seal | 4× | Spring-loaded rotary lip seal that keeps lubricant inside a housing and dirt out where a shaft passes through, sized to DIN 3760. |
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Bill of materials for Sequential Gearbox
9 top-level lines · 9 rows shown · 19 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Gearbox Casing | formula-race-car-gearbox-casing | 1× | 1 | · | part |
| 2 | Gear Cluster | formula-race-car-gear-cluster | 1× | 1 | · | part |
| 3 | Barrel Selector | formula-race-car-barrel-selector | 1× | 1 | · | part |
| 4 | Shift Actuator | formula-race-car-shift-actuator | 1× | 1 | · | part |
| 5 | Carbon Clutch Pack | formula-race-car-clutch-pack | 1× | 1 | · | part |
| 6 | Limited-Slip Differential | formula-race-car-differential | 1× | 1 | · | part |
| 7 | Rear Crash Structure | formula-race-car-rear-crash-structure | 1× | 1 | · | part |
| 8 | Ball Bearing | ball-bearing | 8× | 8 | · | part |
| 9 | Oil Seal | oil-seal | 4× | 4 | · | part |
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Where the sequential gearbox is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed 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 $1–$300. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| sonacomstar.com ↗ | Gurugram, IN | EV driveline & motors | 1,000 pcs | 8–12 wks |
| shdrive.cn ↗ | Yuhuan, CN | Gears & driveline | 1,000 pcs | 8–12 wks |
| 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 |
| advancegroup.cn ↗ | Hangzhou, CN | Gearboxes | 1,000 pcs | 8–12 wks |