Sparco Circuit QRT Race Seat Outside Diameter: 39mm OD

Outside Diameter: 39mm OD

while minimizing the load loss for today’s aggressive valvetrain combinations

Proton systems now contain a new and improved nitrous / fuel module that is capable of producing up to 250 horsepower to the wheels

The adjustable rebound damper allows adjustment of the pitch and roll of the vehicle adapting it to one's own driving preferences

MOTORCYCLE

Sparco Circuit QRT Race Seat Outside Diameter: 39mm ODCIRCUIT QRT The Circuit QRT is a competition seat designed to provide addtional head and neck protection. Made from aramadic fiber reinforced fiberglass with all new QRT Technology, the Circuit QRT has an ultra light shell. The Circuit QRT includes integrated bolsters to protect the head. This seat can be used with an FHR (frontal head restraint) device for even greater protection. The ultra light shell is wrapped in an impact absorbing material and