2015


General Specs

Name B15
“One Chainz”
Achievements 19th Overall, 5th Design, 5th Skidpad, 8th Business
Weight 315 lbs (dry)
Wheelbase 60″
Track F/R 45″/45″

Chassis

Material 4130 steel tubular spaceframe
Chassis Weight 74 lbs

Suspension and Brakes

Type F/R Unequal length double A-arm, Anti-roll bar / Independent push rod suspension
Tyres Hoosier LC0 10×6
Wheels 3 piece aluminum wheels with custom designed centers
Uprights Custom designed 6061 aluminum uprights
Shocks Öhlins TTX25 / Penske 7800
Springs H&R Formula 3 Springs / Eibach 1.625″ ID ERS
Steering Miltera Steering Rack
Calipers Brembo P2.34
Rotors Custom designed ductile iron rotors
Wheel Bearing Two 35mm deep groove ball bearings per upright

Drivetrain

Drive Type Two chains
Differential Drexler Differential
Axles Filament wound carbon fiber tube
Hubs 7075-T6 custom designed and machined with four 3/8-24 lug studs on a 2in BC

Engine

Type Swissauto 250
Fuel 100 Octane
Induction Naturally aspirated
Compression Ratio 12.8:1
ECU MoTeC M400
Intake Custom carbon fiber intake manifold with 20mm intake restrictor
Exhaust Stainless steel headers

Body

Material Wet layup carbon-fiber
Mounting Cam-Lock

Aerodynamics

Front Wing Two/Three element adjustable
Rear Wing Three element adjustable
Undertray