BMW M135i M140i F2X Bucket Seat Base Floor Mount Adapter | XC3 Engineering
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Product Overview
The XC3 Engineering Seat-Base Floor Mount Adapter for BMW F2X (M135i / M140i) provides a robust, bolt-in solution for installing aftermarket bucket seats or seat bases directly to the factory floor mounting points. Machined from high-strength 6082-T6 aluminium, this adapter ensures precise alignment, structural integrity, and a secure seat mounting position - eliminating the need for welding or chassis modification. Ideal for track builds, custom interiors, or performance road cars where safety, fitment accuracy, and ease-of-installation are priorities.
Fits near all aftermarket bucket seats and also allows the installation of sliders. The adjustable mounting interface accommodates seat widths from 365 mm to 405 mm
Kit Details and Contents:
- Precision CNC machined
- 6082 T6 Aluminium not the cheaper 6061 grade
- Black Anodised for aesthetics and longevity
- CNC Engraved XC3 Logo
- Mounting hardware included
Designed and manufactured in the UK, this adapter combines quality and functionality for a seamless fit in your vehicle.
Sold as pair for individual sides. Driver Side or Passenger Side UK vehicle
Lifetime Warranty
This product is backed by the XC3 Lifetime Warranty, giving you complete confidence in its strength and durability. All XC3 components are designed and manufactured to the highest standards, ensuring long-term reliability and performance. Because we believe in the quality of our engineering, we offer a lifetime warranty on every part we produce.