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Description

AST Multipoint Weld-in Roll Cage BMW E91 Touring V4

The AST Multipoint Weld-in Roll Cage BMW E91 Touring V4 is a full roll cage for the BMW 3 Series E91 with 5-door Touring bodywork. This Multipoint E91 Touring V4 is welded at ten points and adds an extra diagonal brace and a harness bar to the V3.

The cage is designed and built by AST Roll Cages in Spain, for cars that are being prepared structurally for competition use.

Key benefits

• Full roll cage with ten welded mounting points on the bodyshell.
• V4 bar set: door bars, front reinforcement bars, plus an extra diagonal brace and a harness bar.
• Harness bar to which the shoulder straps of your harness are attached.
• E355 steel: main hoop 45 mm, other tubes 40 mm.
• Gussets and reinforcement plates in 3 mm steel, custom-designed for each car.
• 3D design based on a laser scan of the five-door Touring.
• Unpainted weld-in kit, ready for the welder.

Suitable for

BMW 3 Series E91, 5-door Touring

• BMW 3 Series E91 Touring, five-door bodywork
• Type: full roll cage, version V4
• Drifting, track use and rallying

Technical specifications

• Manufacturer: AST Roll Cages
• Sunroof: for roofs without a sunroof
• Headlining: for roofs without headlining
• Rear anchorage: in the rear suspension area
• Rear structure layout: V design
• Manufacturer part number: CMBN04050
• Type: full roll cage, multipoint weld-in (permanent)
• 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: 10 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. The cage is welded to the bodyshell at ten points, which is a job for an experienced workshop.

Ten welded mounting points and the full V4 bar set, including a harness bar.

Why choose this Multipoint E91 Touring V4 roll cage?

This Multipoint E91 Touring V4 spreads the loads over ten welded mounting points while also offering the specification level that includes the diagonal brace and harness bar. AST digitises the bodyshell with laser scanners and designs the cage in 3D, so that it fits your car exactly. This keeps trial fitting and measuring in the workshop to a minimum.

Frequently asked questions

What is the difference from a standard weld-in cage?

This cage is welded to the bodyshell at ten points; the standard weld-in cage has eight.

Does it include a harness bar?

Yes. In addition to the extra diagonal brace, the V4 version also has a harness bar.

What kind of use is this cage intended for?

For track and competition use, such as drifting, track days and rallying. Always check the regulations of your own organiser.

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.