The Generation 2 SR1 has been substantially revised with dramatic new styling, improved aerodynamics and updated electronics.

The SR1 is the first step on the Radical ladder, ideal for enthusiasts looking to take their circuit driving to the next level with a focused sports-racing car that has an excellent safety record.

Although entry level, the SR1 offers an outstanding package with unparalleled performance for money, that will get you on the grid in a professionally administered race series.

Technical Data

0 to 60 mph

3.5 sec


182 bhp

Top Speed

138 mph


3.5 sec

Top speed

138 mph


182 bhp


490 kg


371 bhp/tonne

Lateral force

1.9 g

SR1 Features



  • Hand-built RPE racing spec engine
  • Latest Life Racing ECU with detailed interrogation function for maintenance and analysis


  • Six-speed sequential gearbox
  • Paddleshift gear change with auto-blipper
  • Quaife gear final drive and limited-slip differential, reversing gear system
  • Mid-engined, rear-wheel-drive


  • Fully adjustable Nik-link suspension system, front and rear unequal length top and bottom wishbones, fabricated uprights, front and rear adjustable pushrods
  • Interchangeable roll bars
  • AVO dampers


  • Two-seater chassis with twin or single-seat options, optimised for use with a moulded race seat insert
  • Dash-mounted brake bias adjuster
  • Wind deflector



  • SR1 Cup championship tyres
  • Bespoke wet tyre options


  • Length: 3860 mm
  • Width: 1560 mm
  • Height: 1020 mm
  • Weight: 490kg


  • Two seater chassis
  • High downforce, lightweight fibreglass bodywork
  • Quick release steering wheel
  • Dash mounted brake bias adjuster
  • AIM MXL2 display unit with LED rev counter, gear indicator, shift light and data logging capability
  • Aluminium, foam filled 54L fuel tank
  • Radical four-pot calipers. 240mm dia. × 25mm, 30-vane ventilated discs front and rear
  • Radical cast aluminium wheels (– 7” × 13” dia. front and 9” × 13” dia. rears)
  • Full fire extinguisher system


  • Spin-safe clutch system
  • Nik-Link rollbar set
  • Convenience Pack (Engine oil preheater and fuel sampling/drain kit)
  • Quiet track day silencer
  • Loud exhaust
  • LED race lights
  • Enhanced Data Pack (SmartyCam video system with GPS and race logging, including brake pressure and steering sensors)
  • FiA certificated fuel cell
  • Forward-facing stay head protectors
  • Composite halo head restraint
  • Passenger seat belts and headrest
  • Driver & passenger seat inserts

Race Series Eligibility

Radical Cup UK

Radical Cup North America

Radical Cup Canada West

Radical Cup Korea

Radical Cup Romania

Radical Cup Philippines

For full details, options and prices

Call +44 (0) 1733 331 616

Move up to the SR3

View the SR3