LS Summer Special Benefactor Open Wheel
BR8 (Formula 1 Car)
Top speed · 121 mph
Imani
Legendary Motorsport
Price $3,400,000
GTA Online Vehicles Database
4 vehicles · tested top speeds, prices and specs
LS Summer Special 
LS Summer Special Declasse Open Wheel
DR1 (IndyCar)
Top speed · 118.5 mph
Imani
Legendary Motorsport
Price $2,997,000
Diamond Casino Heist Ocelot Open Wheel
R88 (Formula 1 Car)
Top speed · 117.5 mph
Imani
Legendary Motorsport
Price $3,115,000
Diamond Casino Heist Progen Open Wheel
PR4 (Formula 1 Car)
Top speed · 116.5 mph
Imani
Legendary Motorsport
Price $3,515,000