
Tillett B7 Ultra Lightweight Seat - 44cm, Black
by Tillett
£3623.99
MPNB7-44CAR
Prices updated 16 Mar 2026
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Demon Tweeks
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Product Description
The B7 is an ultra lightweight carbon fibre competition seat from Tillett. Sharing the shape and dimensions of the popular B6 seat but with reduced weight. The B7 weighs in at an incredible 3.8Kg making it one of, if not the lightest FIA homologated seats on the market. The B7 seat positions the driver lower in the car which benefits taller drivers and also helps lower the vehicles centre of gravity.Ultra lightweight (from just 3.8kg), ideal for reducing vehicle weightNarrow design, suitable for small cockpit cars such as Caterham, Westfield and Lotus EliseLow seating position, ideal for lowering the centre of gravityBody mirroring shell shape provides high levels of comfort and provides maximum chassis feedback to the driverDesigned to be compatible with an FHR device and race harnessesSuitable for most driver shapes / sizes. Standard size: Drivers up to 100kg with a 36" (91.4cm) waist/ XL Size: Drivers up to 130kg with a 40" (102cm) waist.The Tillett B7 is designed and manufactured in the UK using a twin skin design which keeps the seat very rigid and allows for increased chassis feedback to the driver. Although the seat is narrow it is able to accommodate most driver shapes and sizes comfortably. High side bolsters provide excellent lateral support while providing impact protection for the legs. The ergonomic shape of the seat has been designed to provide optimum support with high levels of comfort even when used without padding. The B7 accepts 4, 5 and 6 point belts and is compatible with FHR (HANS) devices.The narrow design of this seat (40cm or 44cm at the widest point) makes it ideal for narrow cockpit cars such as Caterham, Westfield or Lotus Elise. Both sizes have identical internal dimensions, the 40cm width has the external rolled edge removed for fitment into tight cockpits. A Dinamica suede covered headrest pad is supplied as standard on the untrimmed B7 seat. A 2 piece pad set trimmed in Dinamica suede is available to purchase separately.Side mounts are not included. To view compatible mounts click hereFIA 8855-1999 Approved
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