Description
AST Bolt-in Roll Cage BMW E46 Coupé V3
The AST Bolt-in Roll Cage BMW E46 Coupé V3 is a full roll cage for the BMW E46 with 2-door coupé bodywork. This Bolt-in E46 V3 adds door bars for side protection and, like the other versions, is attached to the bodyshell at 6 points with bolts and FIA sleeves, so no welding is needed.
The cage is designed and built by AST Roll Cages in Spain, for drivers who want as much structure as possible beside them in the event of side contact.
Key benefits
- Door bars for targeted protection at the sides of the interior
- Full roll cage enclosing the driver from front to rear
- Six mounting points on the bodyshell with bolts and FIA sleeves
- Removable, as no welding equipment is ever used on your car
- Heavier version than the V1 and V2 from the same range
- Supplied unpainted, ready to be finished in your own colour
- Mounting hardware supplied, so you can get started straight away
Suitable for
BMW E46, 2-door Coupé
- BMW E46 2-door Coupé
- Type: bolt-in roll cage, version V3
- Drifting, track use and rallying
Technical specifications
- Manufacturer: AST Roll Cages
- Manufacturer part number: CMBN05210
- 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 6 foot plates welded to the bodyshell
- Weight: 210 kg (manufacturer’s figure)
- Finish: welded and unpainted, split into 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. Bear in mind that door bars take up space beside the seat, so check beforehand that your seating position and getting in and out still work the way you want. AST scans the bodyshell with laser scanners and then designs the cage in 3D, so that the door bars also run neatly along the panelwork.
Door bars added for side protection, and still a full roll cage that you fit in the E46 coupé without any welding.
Why choose this Bolt-in E46 V3 roll cage?
In drifting and track work, a knock rarely comes straight from the front. Door bars put structure exactly where the interior is narrowest, without you having to give up the bolt-in construction.
Frequently asked questions
What exactly do those door bars do?
They run along the sides of the interior and absorb the forces there in a side impact. On the Bolt-in E46 V3 they are a standard part of the structure.
Can I still use regular seats?
That depends on your seats and your seating position. Measure the available space before you order, as the door bars run alongside the seat.
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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