Description
AST Weld-in Roll Cage BMW E82 Coupé V5 NASCAR door
The AST Weld-in Roll Cage BMW E82 Coupé V5 NASCAR Door Bars is a full roll cage for the BMW 1 Series E82 with 2-door coupé bodywork. This Weld-in E82 Coupé V5 NASCAR combines the highest specification level of the weld-in range with several curved tubes in the door.
The cage is designed and built by AST Roll Cages in Spain for drivers who don’t want to add anything later: the full set of bars and the heaviest door design go in all at once. The structure is welded to the bodyshell at eight points.
Key benefits
- Highest specification: the complete set of bars of the V5 in a weld-in version.
- NASCAR door bars: several curved tubes in the door instead of the standard door bar.
- More side protection: the door area is filled more effectively than with a single straight bar.
- More room to get in: the curved tubes leave more space for getting in and out.
- Eight welded mounting points: a permanent, rigid connection to the bodyshell.
- E355 steel: 45 mm main hoop, 40 mm for the rest of the structure.
- Unpainted weld-in kit: including gussets and 3 mm reinforcement plates.
Suitable for
BMW 1 Series E82, 2-door Coupé
- BMW 1 Series E82 Coupé, years of manufacture 2007 to 2013
- Type: full roll cage, version V5, weld-in with NASCAR door bars
- Two-door Coupé only: AST designs a separate cage for each body style, so the three-door E81 and the five-door E87 have their own version, and these are not interchangeable
- Drifting, track use and rallying
Technical specifications
- Manufacturer: AST Roll Cages
- Manufacturer part number: CMBN03619
- 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, weld-in (permanent), with NASCAR door bars
- Main hoop: E355 steel, 45 mm diameter
- Secondary structure: E355 steel, 40 mm diameter
- Reinforcement plates: 3 mm steel, custom-designed for each car
- Mounting: 8 welded mounting points on the bodyshell
- Weight: 71 kg (manufacturer’s figure)
- Finish: unpainted weld-in kit
- Included: weld-in kit, gussets, 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. This is the most extensive weld-in cage for the E82, so allow for a considerable fitting time. The door cards have to come out for the door tubes, and the interior must be stripped before welding begins. The cage is intended for track and competition use; check the regulations of your own governing body or organiser.
The full set of bars plus NASCAR door tubes: the heaviest weld-in package AST builds for the E82 Coupé.
Why choose this Weld-in E82 Coupé V5 NASCAR?
You would rather have a cage fitted once than twice. If you are converting your E82 into a fully fledged competition car and still want the easier entry of NASCAR tubes, this is the one for you. AST digitises the bodyshell with laser scanners and develops the cage in 3D, so that the door tubes also sit precisely within the door area.
Frequently asked questions
What is the difference from the V4 NASCAR?
The Weld-in E82 Coupé V5 NASCAR has the complete set of bars, whereas the V4 stops at door bars plus an extra diagonal brace and harness bar. The NASCAR door tubes are the same on both.
Does this cage also fit an E81 or E87?
No. AST designs a separate cage for each body style. This one belongs to the two-door E82 Coupé; the three-door E81 and the five-door E87 each have their own version, and these are not interchangeable.
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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