Sparco 600SB101L Bolt-In Seat Base for 1989-97 Mazda Miata NA (Left)

Vehicle Fitment

• 1989-1997 Mazda Miata NA (all trims, left/front driver side)

Features

• Designed for bolt-in installation using factory seat mounting points
• Constructed from 3/16" steel for durability
• Flat base design supports Sparco 600 Series racing seats
• Powder-coated finish resists corrosion
• No modifications required to vehicle floor pan
• Driver-side (left) specific for NA Miata chassis
• OEM bolt location indexing for precise fit
• Works with Sparco seat slider or fixed brackets

Specifications

• Material: 3/16" steel plate, powder-coated
• Fitment: left side, bolt-in via factory forward/rear seat mounts
• Chassis compatibility: 1989-97 Mazda Miata NA (US DM chassis)
• Dimensions: Flat profile, mounts under Sparco 600 series seats

Included Components

• 1x 600SB101L left-side bolt-in steel seat base

Product Description

The Sparco 600SB101L bolt-in seat base is a precision-engineered replacement that installs directly into the factory driver-side mounting points of Mazda Miata NA models produced from 1989 to 1997. Constructed from robust 3/16" steel and finished with powder coating, it provides an ideal mounting surface for Sparco 600 Series racing seats - no welding or chassis alteration required.

Ideal for Miata enthusiasts upgrading to a performance driving setup, this base offers reliable support, retaining the OEM mounting pattern. It accommodates both fixed and slider-style seat assemblies, making it versatile for track or street use. Installation is straightforward and reversible. Fitment confirmed through the 1997 model year; chassis redesign post-1997 (NB) not supported.