Description
AST Bolt-in Roll Cage BMW G80 Sedan V4
The AST Bolt-in Roll Cage BMW G80 Saloon V4 is a full roll cage for the BMW 3 Series G80 with 4-door saloon bodywork. This Bolt-in G80 Saloon V4 has a main hoop with backstays, reinforcement bars to the bulkhead, door bars and, on top of that, an extra diagonal bar and harness bar.
The cage is designed and built by AST Roll Cages in Spain, for drivers who want a fully equipped cage that goes into the car in sections and can be removed again later.
Key benefits
- Complete bar package with door bars plus an extra diagonal bar and harness bar.
- Six bolting points on six foot plates welded to the bodyshell.
- Can be transported in sections, as the structure is divided up by connecting sleeves.
- Harness bar fitted as standard so you can attach your harnesses neatly.
- E355 steel, 45 mm main hoop and 40 mm for the rest of the structure.
- Foot plates in 3 mm steel, custom-designed for each car.
- Supplied unpainted with bolts, washers, nuts and fitting instructions.
Suitable for
BMW 3 Series G80, 4-door saloon
- BMW 3 Series G80 4-door saloon
- Type: full roll cage, version V4
- Drifting, track use and rallying
Technical specifications
- Manufacturer: AST Roll Cages
- Manufacturer part number: CMBN07775
- Sunroof: for roofs without a sunroof
- Headlining: for roofs without headlining
- Rear anchorage: in the rear suspension area
- Rear structure layout: V design
- Type: full roll cage, bolt-in (removable)
- Main hoop: E355 steel, 45 mm diameter
- Secondary structure: E355 steel, 40 mm diameter
- Foot plates: 3 mm steel, custom-designed for each car
- Mounting: 6 bolting points on foot plates welded to the bodyshell
- Weight: 210 kg (manufacturer’s figure)
- Finish: welded and unpainted, in sections via connecting sleeves
- Included: welded structure, connecting sleeves, reinforcement plates, bolts, washers and nuts, documentation, fitting instructions and sticker set
Fitting and delivery
The cage is built to order; the standard delivery time is 15 to 35 working days. The six foot plates are welded to the bodyshell and only then is the cage bolted onto them, so allow for welding and fitting work at a specialist workshop.
A fully equipped cage that you bring into the car in sections and secure on six welded foot plates.
Why choose this Bolt-in G80 Saloon V4 roll cage?
The V4 comes close to the highest specification level and offers a complete package with door bars, a diagonal bar and a harness bar. AST digitises the bodyshell with laser scanners and designs the cage in 3D, so it fits your car exactly. Because the cage is supplied in sections, there is no need to wrestle tubes through a window opening.
Frequently asked questions
Does a bolt-in cage require welding?
Yes. The Bolt-in G80 Saloon V4 is bolted onto six foot plates, but those foot plates are themselves welded to the bodyshell. After that, only the cage itself is removable.
What is included in the kit?
The welded structure, connecting sleeves, reinforcement plates, bolts, washers and nuts, documentation, fitting instructions and a sticker set. The cage is unpainted so you can finish it in your own colour.
What should I bear in mind with a modern car like the G80?
The G80 is a modern car with a lot of electronics and airbag systems. Fitting a cage must therefore be planned carefully, in consultation with your fitter. This cage is intended for track and competition use; always check the regulations of your own organiser before ordering.
What is the delivery time?
The standard delivery time for this roll cage is 15 to 35 working days.
Delivery outside the European Union: different shipping costs may apply. Don’t worry: we will email you as soon as possible after your order and agree the shipping with you. You are not committed to anything without your consent.








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