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Description

AST Multipoint Weld-in Roll Cage BMW E36 Sedan V1

The AST multipoint weld-in roll cage (Multipoint Weld-In V1) is AST’s most comprehensive welded-in roll cage for the BMW 3 Series (E36) with 4-door saloon bodywork and rear-wheel drive, built to FIA Appendix J specifications. With 10 welded mounting points and reinforcement plates custom-developed using laser scanning technology, this cage offers the highest structural rigidity in the AST range for the E36.

Key benefits

• 45 mm main hoop in E355 steel for maximum rigidity
• 40 mm secondary structure in the same steel grade
• Multipoint weld-in design with 10 points to FIA Appendix J
• Custom-made reinforcement plates using 3D laser scanning technology, 3 mm thick
• Supplied as an unpainted weld-in kit, including a T-joint weld sample
• Includes gussets, mounting hardware, documentation, fitting instructions and a sticker set
• FIA homologation numbers available: N-5500/A-5500, N-5526/A-5526, N-5441/A-5441, N-5440/A-5440

Suitable for

BMW 3 Series (E36), 4-door saloon, rear-wheel drive (RWD)

• BMW E36 Saloon (4-door), engine versions 318i, 318is, 320i, 325i
• Type: multipoint weld-in roll cage, version V1, FIA Appendix J

Technical specifications

• Manufacturer: AST Roll Cages
• Manufacturer part number: CMBN03737
• Sunroof: for roofs without a sunroof
• Headlining: for roofs without headlining
• Rear anchorage: in the rear suspension area
• Rear structure layout: X design
• Main hoop: Ø45 mm, E355 steel
• Secondary structure: Ø40 mm, E355 steel
• Reinforcement plates: 3 mm thick, custom-made via laser scanning
• Mounting: 10 welded mounting points (permanent)
• Weight: 71 kg (manufacturer’s figure)
• FIA homologation: N-5500/A-5500, N-5526/A-5526, N-5441/A-5441, N-5440/A-5440
• Finish: weld-in kit, unpainted, T-joint weld sample included

Please note: fitting this cage may require modification or removal of interior parts (dashboard, door cards, trim, rear seats). Always have the cage fitted by a specialist experienced with roll cages.

Fitting and delivery

The multipoint weld-in roll cage is supplied as an unpainted weld-in kit, including gussets, custom-made reinforcement plates, mounting hardware, documentation, fitting instructions, a sticker set and a T-joint weld sample. Standard delivery time is 15 to 35 working days.

AST’s most comprehensive welded-in FIA roll cage for the BMW E36 saloon, for anyone who wants the ultimate in structural rigidity.

Why choose this roll cage?

With 10 welded mounting points instead of the 8 on the standard weld-in cage, and plates custom-developed from a laser scan, this version offers the highest rigidity in the AST range for the E36. Please bear in mind that fitting is more involved and may require modifications to the interior.

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

The multipoint version has 10 instead of 8 welded mounting points and reinforcement plates custom-developed from a laser scan, for extra rigidity.

Do I need to remove interior parts for fitting?

Possibly: the dashboard, door cards, trim and/or rear seats may need to be modified or removed, depending on the exact configuration.

Is this roll cage approved for competition use?

This cage is built to FIA Appendix J, with homologation numbers N-5500/A-5500, N-5526/A-5526, N-5441/A-5441 and N-5440/A-5440. Always check with your organiser or inspection body that this homologation is valid for your application.

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.