BRIDE Stradia III Low Max Reclining Bucket Seat (Red) inc Rails & Airbag Adapter for Mazda RX8 (Series 1 & 2, 2003-2012)

Part details

The reclining bucket seat RX8 upgrade most often recommended by Japanese tuning specialists, the BRIDE Stradia III Low Max combines a competition-grade shell with a fully reclinable backrest. It suits both spirited road driving and track day use. Supplied as a complete kit with RX8-specific seat rails and an airbag adapter, this is a ready-to-install solution. No need to source parts separately. BRIDE Stradia III Reclining Bucket Seat RX8 Features Low Max shell geometry positions the hip point lower than a standard BRIDE shell. As a result, it improves headroom for helmeted drivers and keeps the seating position centred in the RX8's compact cockpit. The shell uses FRP (fibreglass-reinforced polymer) construction , balancing rigidity and light weight. It also keeps cost accessible compared to full carbon fibre alternatives. A full recline mechanism distinguishes the Stradia III from fixed-back bucket seats. It allows a comfortable road angle for daily use and a more aggressive position when the road demands it. Included RX8-specific seat rails are engineered to the correct mounting points for Series 1 and Series 2 chassis. This eliminates the guesswork of sourcing compatible sliders separately. Finally, the bundled airbag adapter addresses the RX8's side-airbag wiring circuit. It prevents a fault light and maintains the integrity of the supplemental restraint system when the factory seat is removed. For RX8 enthusiasts, the practical result is a cabin that feels purposeful from the moment you sit down. Lateral support through corners is immediately noticeable compared to the standard seat. The low-slung position brings the driver closer to the feel of the car. Because this is a reclining bucket seat, RX8 owners also retain the flexibility to ease back on long highway runs. The red FRP finish makes an immediate visual statement inside a modified RX8. It pairs naturally with other red-accented interior details. Learn more about BRIDE's seat range and construction standards at bride.co.jp . To complete the interior upgrade, consider the AUTOEXE Nappa Leather Gearknob (Round Shape, Red Stitch) . Its red stitch picks up the seat colour for a cohesive cockpit. The GENUINE MAZDA OEM Floor Mat Set also sits correctly beneath the new rails for a factory-finished footwell. In addition, the GENUINE MAZDA OEM Leather Gear Shifter Boot Surround refreshes another high-touch area in one step.

Listed fitment

Model

Series 1 (2003-2008)

Model

Series 2 (2009-2012)

Part information

SKU

BR-STD3-S1S2-RED

Brand

BRIDE

Colour

Red

Does this seat fit both Series 1 and Series 2 RX8 models?

Yes. The kit includes RX8-specific seat rails engineered to the correct mounting points for both Series 1 (2003-2008) and Series 2 (2009-2012) chassis, so there is no need to source separate hardware for either generation.

What is included in the kit - do I need to buy rails or an airbag adapter separately?

The kit comes complete with matched RX8-specific seat rails and an airbag adapter. You receive everything needed for a ready-to-install fitment without having to source compatible sliders or airbag wiring components separately.

Will removing the factory seat trigger an airbag warning light?

The bundled airbag adapter addresses the RX8's side-airbag wiring circuit, preventing a fault light and maintaining the integrity of the supplemental restraint system when the factory seat is removed.

What does 'Low Max' shell geometry mean and why does it matter in an RX8?

The Low Max designation means the hip point sits lower than a standard BRIDE shell. In the RX8's relatively compact cockpit this improves headroom for helmeted drivers and keeps the seating position centred in the car - a genuine benefit on track days where a helmet is required.

Is the Stradia III a fixed-back or reclining seat?

The Stradia III features a full recline mechanism, which sets it apart from fixed-back bucket seats. You can run a comfortable road angle for daily or long-distance driving and shift to a more aggressive driving position when the conditions call for it.

What material is the seat shell made from?

The shell uses FRP (fibreglass-reinforced polymer) construction, which balances rigidity and light weight while keeping cost more accessible than full carbon fibre alternatives.

Is this a genuine BRIDE seat or a replica?

This is a genuine BRIDE seat sourced from the Japanese manufacturer. BRIDE is one of Japan's most respected performance seat brands, and the Stradia III reflects their production standards - not a replica or third-party copy.

Can I use this seat for both daily driving and track days?

Yes. The reclinable backrest allows a relaxed angle for everyday road use, while the lateral support from the bucket shell and the Low Max seating position come into their own during spirited driving or track day sessions.