Racing Seat Mounts for BMW 3 Series E46 (1999-2005)

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No seat is complete without the proper mounting hardware. No matter whether you are installing adjustable sport seats or fixed-backs, make sure you choose quality DOT approved hardware everytime.
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Sparco - Corporate Logo
T#:372873
Part#: 00493
In Stock
$ 89.00 USD
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$ 89.00 USD
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Sparco sliders allow fore and aft movement of your aftermarket bucket seats. We recommend these for anyone who is going to use their vehicle on the street as well as the track. To be paired with Sparco Universal side mounts .
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Sparco - Corporate Logo
T#:567468
Part#: 004902
In Stock
$ 89.00 USD
Free Shipping
$ 89.00 USD
Free Shipping
Sparco universal side mounts are used to mount aftermarket bucket seats in your vehicle. We recommend pairing these with Sparco sliders  and seat bases for optimal results.
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Macht Schnell - Corporate Logo
T#:300563
Part#: 79.10.101B
Ships on Nov 4, 2026
$ 235.00 USD
Free Shipping
$ 235.00 USD
Free Shipping
In order to mount aftermarket seats in your car, you need a floor mount adapter. These high-quality aluminum adapters are made by Macht Schnell. These bolt to your existing seat mounting studs in the floor and offer the lowest profile of any floor mount (22mm height). This helps to keep your seat at the lowest position possible. Your seat adapters or sliders bolt to this adapter plate. These floor mounts are a matrix style with rows of threaded holes that allow you to find an ideal seat location. There are other options - including homemade - but these seat brackets for your BMW are the highest quality to match your expensive seats.

Sold per seat. Can be used on left or right sides of vehicle.

These adapters were originally designed for the E46 chassis. They can fit the E36 by modifying the mounting holes to match the bolt and stud locations on the E36 floor.

This item fits the following BMWs:
1995-1999  E36 BMW  318i 318is 318ti 318i 323is 323i 325i 325is 325i 328i 328is 328i M3 (except convertibles) ( see note above )
1999-2005  E46 BMW  323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi M3 (except convertibles)
2003-2008  E85 E86 BMW  Z4 2.5i Z4 3.0i Z4 3.0si Z4 M Roadster M Coupe
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VAC Motorsports - Corporate Logo
T#:1061437
Part#: VAC-FMA-E46
In Stock
$ 287.99 USD
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$ 287.99 USD
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The Original and best; VAC's CAD designed, thoroughly tested and CNC machined Billet Aluminum Floor Mount Adapters have been a best seller for years. Their FMA's allow the lowest and cleanest install of any seat brackets available. Hands down the best floor mount adapters available for your BMW, where form follows function. A lightweight and improved design is a reflection of their commitment to offer the highest quality components available. While other copy-cat designs sacrifice weight, aesthetics, and driver/pasenger specific install to be cheap, VAC's original FMA's allow you the perfect amount of adjustment for nearly any seat install without being cumbersome, heavy, or unsightly. Now, our FMAs are more affordable than ever! Allows easy install for nearly all: Momo, Sparco, OMP, Status, Racetech, Recaro, Cobra, Kirkey, Bride, Sabelt, Corbeau and most other racing / sports seats Adapts side mount seat brackets to the factory floor mounting points (our VAC mounts highly recommended) Lightweight, strong and aesthetically pleasing design Fully compatible with sliders Kit comes complete with all hardware needed Made from Aerospace quality 6061-T6 Billet Aluminum If you are installing 5 or 6 point harnesses; mount your eye-bolts right to our anti-sub mounting bracket. No more scraping, drilling or welding the floor pan. What do these allow me to use? These Floor Mount Adapters allow you to mount Side Mounts from race seats, or Seat Sliders such as Sparco, Momo, or VAC brand. They do not allow factory seats or bottom mount seats to directly attach. VAC Tech Tip: We strongly recommend adding VAC's Superior Side Mount Adapters or purchasing them in together in our discounted Race Seat Installation Kit: They tend to fit much better than the seat manufactures side mounts in the tight floor pan and help you center your seat to the steering wheel.
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VAC Motorsports - Corporate Logo
T#:4278964
Part#: VAC-FMA-E46-B-2
Back Ordered
$ 290.99 USD
Free Shipping
$ 290.99 USD
Free Shipping

BMW E36 E46 Passenger Side VAC Floor Mount Adapter offers an advanced solution for mounting seats in BMW E36 and E46 models, designed to enhance both functionality and aesthetics. VAC's CAD-designed, CNC-machined billet aluminum adapters are renowned for their quality and performance, making them a top choice for BMW enthusiasts.

  • Precision Engineering: Crafted from aerospace-quality 6061-T6 billet aluminum for durability and strength.
  • Optimal Fit: Allows easy installation of a wide range of racing and sports seats, including brands like Momo, Sparco, OMP, Status, Racetech, Recaro, Cobra, Kirkey, Bride, Sabelt, and Corbeau.
  • Lightweight and Strong: Features a lightweight yet robust design that maintains both strength and visual appeal.
  • Easy Installation: Adapts side mount seat brackets to factory floor mounting points with included hardware, and is fully compatible with seat sliders.
  • Enhanced Functionality: Perfect for those installing 5 or 6-point harnesses; includes an anti-sub mounting bracket for secure harness attachment without floor pan modifications.
  • Recommended Accessories: For a better fit, consider VAC's Superior Side Mount Adapters or the Race Seat Installation Kit, available at a discount.

These floor mount adapters ensure a clean and precise installation for your BMW, enhancing the overall driving experience.

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OMP - Corporate Logo
T#:393735
Part#: HC/923
Ships on Nov 5, 2026
$ 139.00 USD
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$ 139.00 USD
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Multi hole steel seat bracket in compliance with FIA Appendix J art. 253. Updated design, minimum 36 different positions. Length: 495 mm Thickness: 3 mm

OMP - Corporate Logo
T#:393734
Part#: HC/922
Ships in 5 Business Days
$ 129.00 USD
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$ 129.00 USD
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Multi hole steel seat bracket in compliance with FIA Appendix J art. 253. Updated design, minimum 16 different positions. Length: 400 mm Thickness: 3 mm
OMP - Corporate Logo
T#:393737
Part#: HC/925
Ships in 10 Business Days
$ 199.00 USD
Free Shipping
$ 199.00 USD
Free Shipping
Multi hole aluminium seat bracket in compliance with FIA Appendix J art. 253. Updated design, minimum 36 different positions. Length: 495 mm Thickness: 6 mm

OMP - Corporate Logo
T#:393727
Part#: HC/665
Ships on Oct 19, 2026
$ 99.00 USD
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$ 99.00 USD
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Sliding rail kit to be mounted between the seat mount and the seat.

OMP - Corporate Logo
T#:393730
Part#: HC/733E
In Stock
$ 95.99 USD
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$ 95.99 USD
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Steel brackets for side mounted seats. Low model. 350 mm length x 3 mm thick.
OMP - Corporate Logo
T#:393774
Part#: HC/121
Ships in 10 Business Days
$ 185.00 USD
Free Shipping
$ 185.00 USD
Free Shipping

This OMP racing seat mounting bracket is made to specifically to secure a racing seat in your E46 Sedan. Using stock mounting points, it eliminates the need to weld or modify your floor in any way. Using stock mounting positions is also safer in that they are proven to hold up by the manufacturer in crash tests when the car is designed. Poorly mounted brackets could cause thin metal to tear, split, or buckle if not properly reinforced, leading directly to injury in critical situations.

Today OMP Racing is one of the world's leading manufacturers of racing safety equipment and tuning accessories with a catalog of over 3,000 different items. Operating from a technologically advanced 80,000 sqft facility in Italy, OMP products are renowned for its quality, the meticulous attention to details that is constantly challenged by setting higher standards.

Fits:
1999-2005 BMW E46 Sedan

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OMP - Corporate Logo
T#:400833
Part#: HC/007/PA
Ships in 10 Business Days
$ 185.00 USD
Free Shipping
$ 185.00 USD
Free Shipping

This OMP racing seat mounting bracket is made to specifically to secure a racing seat in your E46 coupe. Using stock mounting points, it eliminates the need to weld or modify your floor in any way. Using stock mounting positions is also safer in that they are proven to hold up by the manufacturer in crash tests when the car is designed. Poorly mounted brackets could cause thin metal to tear, split, or buckle if not properly reinforced, leading directly to injury in critical situations.

Today OMP Racing is one of the world's leading manufacturers of racing safety equipment and tuning accessories with a catalog of over 3,000 different items. Operating from a technologically advanced 80,000 sqft facility in Italy, OMP products are renowned for its quality, the meticulous attention to details that is constantly challenged by setting higher standards.

Fits:
1999-2005 BMW E46 Coupe

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OMP - Corporate Logo
T#:393773
Part#: HC/007
Ships in 10 Business Days
$ 185.00 USD
Free Shipping
$ 185.00 USD
Free Shipping

This OMP racing seat mounting bracket is made to specifically to secure a racing seat in your E46 coupe. Using stock mounting points, it eliminates the need to weld or modify your floor in any way. Using stock mounting positions is also safer in that they are proven to hold up by the manufacturer in crash tests when the car is designed. Poorly mounted brackets could cause thin metal to tear, split, or buckle if not properly reinforced, leading directly to injury in critical situations.

Today OMP Racing is one of the world's leading manufacturers of racing safety equipment and tuning accessories with a catalog of over 3,000 different items. Operating from a technologically advanced 80,000 sqft facility in Italy, OMP products are renowned for its quality, the meticulous attention to details that is constantly challenged by setting higher standards.

Fits:
1999-2005 BMW E46 Coupe

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OMP - Corporate Logo
T#:393736
Part#: HC/924
Back Ordered
$ 179.00 USD
Free Shipping
$ 179.00 USD
Free Shipping
Multi hole aluminium seat bracket in compliance with FIA Appendix J art. 253. Updated design, minimum 16 different positions. Length: 400 mm Thickness: 6 mm
OMP - Corporate Logo
T#:393729
Part#: HC/731E
Ships in 10 Business Days
$ 95.00 USD
Free Shipping
$ 95.00 USD
Free Shipping
Steel brackets for side mounted seats. High model. 400 mm lenght x 3 mm thick

OMP - Corporate Logo
T#:399643
Part#: HC/121/PA
Ships in 10 Business Days
$ 185.00 USD
Free Shipping
$ 185.00 USD
Free Shipping

This OMP racing seat mounting bracket is made to specifically to secure a racing seat in your E46 Sedan. Using stock mounting points, it eliminates the need to weld or modify your floor in any way. Using stock mounting positions is also safer in that they are proven to hold up by the manufacturer in crash tests when the car is designed. Poorly mounted brackets could cause thin metal to tear, split, or buckle if not properly reinforced, leading directly to injury in critical situations.

Today OMP Racing is one of the world's leading manufacturers of racing safety equipment and tuning accessories with a catalog of over 3,000 different items. Operating from a technologically advanced 80,000 sqft facility in Italy, OMP products are renowned for its quality, the meticulous attention to details that is constantly challenged by setting higher standards.

Fits:
1999-2005 BMW E46 Sedan

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OMP - Corporate Logo
T#:399642
Part#: HC/121/DR
Ships in 10 Business Days
$ 185.00 USD
Free Shipping
$ 185.00 USD
Free Shipping

This OMP racing seat mounting bracket is made to specifically to secure a racing seat in your E46 Sedan. Using stock mounting points, it eliminates the need to weld or modify your floor in any way. Using stock mounting positions is also safer in that they are proven to hold up by the manufacturer in crash tests when the car is designed. Poorly mounted brackets could cause thin metal to tear, split, or buckle if not properly reinforced, leading directly to injury in critical situations.

Today OMP Racing is one of the world's leading manufacturers of racing safety equipment and tuning accessories with a catalog of over 3,000 different items. Operating from a technologically advanced 80,000 sqft facility in Italy, OMP products are renowned for its quality, the meticulous attention to details that is constantly challenged by setting higher standards.

Fits:
1999-2005 BMW E46 Sedan

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Brey-Krause - Corporate Logo
T#:396553
Part#: R-9220
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-922X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9220 Features

  • Fits seats between 430mm to 460mm wide at the side mount mounting point
  • Uses factory sliders, power or manual 
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)

*Note for use with power sliders BMW switch 61311381205 is needed*

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Brey-Krause - Corporate Logo
T#:396435
Part#: R-9250
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-925X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9250 Features

  • Fits seats between 427mm to 440mm wide at the side mount mounting point
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)
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Brey-Krause - Corporate Logo
T#:396434
Part#: R-9251
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-925X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9251 Features

  • Fits seats between 427mm to 440mm wide at the side mount mounting point
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)
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Brey-Krause - Corporate Logo
T#:396427
Part#: R-9254
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-925X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9254 Features

  • Fits seats between 395mm to 409mm wide at the side mount mounting point
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)
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Brey-Krause - Corporate Logo
T#:396555
Part#: R-9222
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-922X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9222 Features

  • Fits seats between 365mm to 429mm wide at the side mount mounting point
  • Uses factory sliders, power or manual 
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)

*Note for use with power sliders BMW switch 61311381205 is needed*

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Brey-Krause - Corporate Logo
T#:396556
Part#: R-9223
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-922X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9223 Features

  • Fits seats between 365mm to 429mm wide at the side mount mounting point
  • Uses factory sliders, power or manual 
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)

*Note for use with power sliders BMW switch 61311381205 is needed*

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Brey-Krause - Corporate Logo
T#:396425
Part#: R-9256
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-925X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9256 Features

  • Fits seats between 443mm to 460mm wide at the side mount mounting point
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)
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Brey-Krause - Corporate Logo
T#:396554
Part#: R-9221
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-922X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9221 Features

  • Fits seats between 430mm to 460mm wide at the side mount mounting point
  • Uses factory sliders, power or manual 
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)

*Note for use with power sliders BMW switch 61311381205 is needed*

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Brey-Krause - Corporate Logo
T#:396501
Part#: R-2295
Special Order: No Guaranteed ETA
$ 117.99 USD
Free Shipping
$ 117.99 USD
Free Shipping

Allows mounting of any variable width extinguisher mount, for use with seats 380-440mm wide 

For use with R-924X, R-925X, R-926X, R-928X Series side mounts 

Brey-Krause - Corporate Logo
T#:396426
Part#: R-9255
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-925X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9255 Features

  • Fits seats between 395mm to 409mm wide at the side mount mounting point
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)
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Brey-Krause - Corporate Logo
T#:402568
Part#: R-9247
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-924X line of seat mounts is the clean, simple, light weight, and strong way to attach your reclining back or bottom mount seats to your factory seat sliders. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-924X Features

  • Fits many bottom mount seats from Recaro, Sparco and more
  • Uses factory sliders, power or manual 
  • light weight 
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
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Brey-Krause - Corporate Logo
T#:402569
Part#: R-9246
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-924X line of seat mounts is the clean, simple, light weight, and strong way to attach your reclining back or bottom mount seats to your factory seat sliders. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-924X Features

  • Fits many bottom mount seats from Recaro, Sparco and more
  • Uses factory sliders, power or manual 
  • light weight 
  • 304 Stainless steel
  • Black wrinkle powder coat finish 

    The R-924X line of seat mounts is the clean, simple, light weight, and strong way to attach your reclining back or bottom mount seats to your factory seat sliders. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

    R-924X Features

  • Fits many bottom mount seats from Recaro, Sparco and more
  • Uses factory sliders, power or manual 
  • light weight 
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
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OMP - Corporate Logo
T#:393728
Part#: HC/666
Ships in 10 Business Days
$ 119.00 USD
Free Shipping
$ 119.00 USD
Free Shipping
Universal aluminium brackets for seats with side attachments for Renault R5 >72<84

Brey-Krause - Corporate Logo
T#:396429
Part#: R-9253
Special Order: No Guaranteed ETA
$ 236.99 USD
Free Shipping
$ 236.99 USD
Free Shipping

The R-925X line of seat mounts is the clean, simple, light weight, and strong way to attach your fixed back bucket seats directly to the floor of your BMW. They are made specifically to fit in a small number of chassis and work with a limit range of seat sizes to create a precise fit with maximum head room. 

R-9255 Features

  • Fits seats between 410mm to 426mm wide at the side mount mounting point
  • 7lbs
  • 304 Stainless steel
  • Black wrinkle powder coat finish 
  • Includes provisions for fir extinguisher mount(R-2295)
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