RACE modular spindle for BMW E30 / E30 M3 / E36 / E36 M3 / Z3 / Z3M / E46 / E46 M3 / Z4 / Z4M models (excluding E30 iX / E46 xi/xd models)
Our latest and greatest RACE modular spindle is finally here! This listing is for limited quantity PRE-ORDER, lead time 4-5 weeks, estimated shipping on February 2025.
Geometry is based on E30 Gr.A DTM and E36 STW era parts which were optimized for pure racing applications:
~30mm base roll-center correction, adjustable via spacers in 10mm steps up to 60mm (see comparison here)
~30mm base bump steer correction, adjustable via spacers in 10mm steps up to 60mm
15% quicker steering ratio to approximately match BMW Motorsport steering rack ratios
Designed for higher caster range
Reduced caster trail
Reduced KPI
Reduced Ackermann angle for high speed maneuvering
Benefits over original BMW Motorsport parts:
Cost and serviceability
Modularity
Use of standard BMW parts:
Versatile ABS options:
E36 / E46 requires minimum 7 degrees of caster
Sold as pair (includes parts for both left + right side)
Comes with all necessary bolts, nuts, spacers, mounting studs and of course MRT Engineering decals
Why do you need one?
Have you found the limits of stock or modified stock spindles? Look no further, we've got you an ultimate solution to gain more speed and reliability.
Only aftermarket purpose made front spindle for RACE applications without compromises. Thanks to modularity this can perfectly suit your car and parts combination without the struggle to source extremely rare and expensive BMW Motorsport parts.
Does it fit my car?
The kit can be fitted on most E30/E36/E46 models, not compatible with iX/xi/xd models. See available variations:
Steering arm type:
Strut mounting type:
Brake caliper adapters:
Is it easy to install?
The kit requires specific combination of standard BMW parts to be used, but it's basically a bolt-on replacement and does not require excessive modifications on your car.
If you need any further info please contact us!
How about the lifetime and service of the kit?
The kits have been proven on street and track applications by hundreds of our customers. We're constantly doing R&D to make the kits even better, all improvements are based on customer feedback which is very important to us.
Any of the spare parts can be bought separately from us.
We want to keep our customers 100% happy thus we're only using the best materials and manufacturing processes available. All parts are CNC machined: aluminum parts are aerospace grade AW-7075 with hard anodized finish (silver and black), mounting studs are made of highest quality CrMo tool steel and all hardware meets European quality standards.
