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


182 bhp


490 kg


371 bhp/tonne

Lateral force

1.9 g

SR1 Standard Features


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


  • Six-speed paddle shift 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
  • AVO performance dampers


  • Bespoke treaded racing 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
  • Generation 2 models substancially revised in 2017 with dramatic new styling improved aerodynamics and updated electronics
  • Wind deflector


  • Independent brake pressure logging
  • 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 club level 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 ninth season in 2021, off the back of eight fantastic years of racing.

  • Thrilling SR1 race car
  • Close exciting racing with like minded racers
  • Unparalleled performance for money
  • Generous track time
  • Ultra low cost controlled formula
  • Excellent safety record
  • 11 race championships over 5 weekends series at all of 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 Generation 2 Radical SR1 Sportscar fully race prepared
  • High quality Radical branded race suit
  • Comprehensive training
    • Race licence procedure if required
    • Assisted track day with specialist race training from a Radical Work’s Team race instructor
    • Car maintenance training
  • Entry Fees for the 11 race championship over 5 weekends
  • Entry into Radical's organised pre-season test day

  • Expert technical support and spares support at each event
  • Driver hospitality at all race events
  • Preferential entry rates to European events, including Spa

Package price: £44,995 + VAT including Championship Pack


SR1 Cup Package 2

  • As package 1 but with used Radical approved used SR1 Cup specification sportscar supplied by Radical following a full works 101 point service at market value.

Package price: £5,950 + VAT + Value of car

(Stock Depending)

Race Series Eligibility

Radical Summer Cup

SR1 Cup Championship

SR1 Cup Enduro Top-Up

Canada West Cup

Radical Cup Korea

Radical Cup North America

Radical Nevada Cup

Radical Romanian Cup

For full details, options and prices

Call +44 (0) 1733 331 616

Move up to the SR3

View the SR3