Description
AST Bolt-in Roll Cage BMW E30 Coupé AWD V3
The AST Bolt-in Roll Cage BMW E30 Coupé AWD V3 is a full roll cage for the all-wheel-drive BMW E30 (the 325iX) with 2-door coupé bodywork. This Bolt-in E30 Coupé AWD V3 includes everything from the V2 and adds door bars in both doors, the point at which the cage also starts protecting the driver from the side. Please note: this is specifically the AWD version, intended for the 325iX and not for the rear-wheel-drive E30.
The cage is designed and built by AST Roll Cages in Spain, for 325iX drivers who compete in events where door bars are often already mandatory under the regulations.
Key benefits
- Door bars on the left and right, the most important step in side protection.
- Front reinforcement bars to the bulkhead, carried over from the V2.
- Specific to the 325iX, with foot plates shaped to the floor of the all-wheel-drive E30.
- Six bolting points on six foot plates welded to the bodyshell.
- 45 mm main hoop in E355 steel, the rest of the structure in 40 mm.
- Torsionally rigid unit, as the front, side and main structures together form a closed frame.
- Removable design with connecting sleeves, including all mounting hardware.
Suitable for
BMW 3 Series (E30), 2-door coupé, all-wheel drive (325iX)
- BMW 3 Series (E30) 2-door coupé with all-wheel drive, i.e. the 325iX
- Not suitable for the rear-wheel-drive E30; choose the RWD version for that car
- Type: bolt-in roll cage, version V3
- Drifting, track use and rallying
Technical specifications
- Manufacturer: AST Roll Cages
- Manufacturer part number: CMBN05117
- 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)
- Drive: all-wheel-drive E30 (325iX)
- 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. The six foot plates are welded to the bodyshell and the cage is then bolted onto those plates. The door bars run through the door area, so the door card and often the original trim have to make way. AST digitises the bodyshell with laser scanners and designs the cage in 3D, so that it fits your car exactly.
With door bars in both doors, the AWD V3 is the first version that genuinely shields the driver of a 325iX in a side impact as well.
Why choose this Bolt-in E30 Coupé AWD V3 roll cage?
Side impacts are the most common scenario in drifting, rallying and track use, and a cage without door bars offers little protection there. The V3 closes that gap and makes the frame more torsionally rigid, because the front section, sides and main hoop form one continuous structure. For many competition classes, this is the level at which you can line up at the start without modifications.
Frequently asked questions
Exactly which E30 is this cage intended for?
The Bolt-in E30 Coupé AWD V3 is made for the all-wheel-drive E30, the 325iX, with 2-door coupé bodywork. If you drive a rear-wheel-drive E30, you need the RWD version; the two are not interchangeable.
Can I keep my original door cards?
Usually not entirely. The door bars run through the space occupied by the original panel, so expect modified or replacement panels on the driver’s and passenger’s side.
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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