All new for 2017, 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


3.5 sec

Top speed

138 mph


175 bhp


490 kg


357 bhp/tonne

Lateral force

1.9 g

SR1 Standard Features


  • Gen 4 RPE-Suzuki 1340cc 4-cylinder wet sump oil system
  • Latest Life Racing ECU
  • Unparalleled engine warranty – Terms and conditions apply ask for details


  • Six-speed sequential gearbox with Quaife chain driven limited slip differential
  • Rear-wheel-drive


  • Fully adjustable Nik-link suspension system, front and rear unequal length top and bottom wishbones, fabricated uprights, forged centre locked hubs and interchangeable roll bars
  • Bespoke Intrax adjustable dampers


Championship dependant, choice of:

  • Durable Dunlop SP Sport treaded racing tyre
  • Dunlop bespoke slick tyre
  • Dunlop bespoke wet tyre


  • Length: 3860 mm
  • Width: 1560 mm
  • Height: 1020 mm


  • Two seater chassis
  • High down force, lightweight fibreglass bodywork
  • Carbon Composite dashboard featuring a dash mounted brake bias adjuster
  • AIM MXL2 display unit with LED rev counter, gear indicator, shift light
  • Aluminium, foam filled 54L fuel tank
  • Radical four-pot calipers front and rear acting on 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


  • Independent brake pressure logging
  • Individual damper potentiometers
  • Steering wheel angle sensor
  • HD SmartyCam with integrated GPS

The radical SR1 Cup

The Radical SR1 Cup is the UK’s fastest and most exciting entry level and novice racing championship, ideal for enthusiasts looking to take their circuit driving to the next level with a focused sports-racing car. It’s now entering its fifth season in 2017, off the back of four fantastic years of racing.

  • Thrilling SR1 race car
  • Close exciting racing with like minded amateur racers
  • Aimed at novices to drivers with a max of 3 years experience, no professionals allowed
  • Unparalleled performance for money
  • Generous track time
  • Ultra low cost controlled formula
  • Excellent safety record
  • 4 round race series at some the UK’s premier circuits with option for additional races

It's easy to get involved with our cost-effective packages

SR1 Cup Package 1

(New Radical SR1 Generation 2)

  • New Generation 2 Radical SR1 Sportscar fully race prepared
  • High quality Radical branded race suit
  • Comprehensive training
    • Race licence procedure if required
    • Two assisted track days with specialist race training from a Radical Work’s Team race instructor
    • Car maintenance training
  • Entry Fees for the 8 race championship over 4 weekends
  • Expert technical support and spares truck at each event

Package price: £40,000 + VAT

Package price including Championship Pack: £44,500 + VAT

(Includes £10,000 worth of options for £4,500)

SR1 Cup Package 2

(Used Radical SR1 Generation 1)

  • As package 1 but with used Radical SR1 Generation 1 Sportscar supplied by Radical following a full works 101 point service

Package price: £27,500 + VAT

SR1 Cup Package 3

(Used Radical SR1 Generation 1)

  • Try before you buy
  • Loan of used Radical SR1 (Generation 1) Sportscar fully race prepared
  • Race licence procedure if required
  • Between 2 and 4 fully supported race weekends
  • Includes storage, transport, race prep and maintenance of the car
  • Expert help and spares truck at each event

Package price per weekend: £4,850 + VAT + Insurance

* Limited availability. A minimum of 2 race weekends to be taken up to a maximum of 4 race weekends within a racing season

Race Series Eligibility

SR1 Cup Championship

For full details, options and prices

Call +44 (0) 1733 331 616

Move up to the SR3

View the SR3