Sidecar Motorcycle Racing

Officially Sidecar Motorcycle Road Racing (FIM Sidecar World Championship)

MOTORSPORT featuring 2-PERSON teams (DRIVER + PASSENGER) racing SIDECAR MOTORCYCLES — 3-wheeled machines with driver riding conventional motorcycle-position + PASSENGER MOVING BODY WEIGHT dramatically around chassis to steer through corners. Peak popularity 1950s-1970s; still contested at ISLE OF MAN TT (since 1923), FIM Sidecar World Championship, British Superbike, Suzuka 8 Hours. Modern chassis F1 category ~500cc engines, LSR chassis; F2 category 600cc production engines.

📐Road racing circuit + Isle of Man TT public roads~30 min🌤outdoor

Quick facts

Category

Motor Sports

Type

Team sport

Players

2–2

Duration

~30 min

Where played

outdoor

Field / court

Road racing circuit + Isle of Man TT public roads

Country of origin

🇬🇧 United Kingdom

Estimated origin

Sidecar racing debuted Isle of Man TT 1923 (originally as Passenger TT); FIM Sidecar Grand Prix 1949 (formal World Championship); dominant in 1950s-70s (Klaus Enders, Rolf Steinhausen); modernized with F1 chassis (~500cc 2-stroke) 1980s+; F2 category (~600cc 4-stroke production) 2000s; still contested Isle of Man TT + Superside World Championship.

Olympic

No

Popularity

regional

How it works

Objective

Complete race distance FIRST with DRIVER + PASSENGER team coordination.

Rules

Basic rules

  • TEAM: DRIVER (motorcycle position) + PASSENGER (lays flat + climbs around chassis to shift weight in corners)

    Signature team-of-2 sidecar.

  • PASSENGER'S JOB: shift weight (~70 kg body) toward LEFT during LEFT-hand corners + RIGHT during RIGHT-hand corners — essential to prevent flipping

    Signature weight-shift technique.

  • FIM SIDECAR CLASSES: F1 (LCR chassis, 500cc 2-stroke or 1000cc 4-stroke; fastest), F2 (Suzuki GSX-R600 production engine)

    Signature F1 + F2 class system.

  • ISLE OF MAN TT SIDECAR: 60 km lap on PUBLIC ROADS; average speed 120+ mph; dangerous — multiple fatalities annual

    Signature IoM TT Sidecar.

  • SUZUKA 8 HOURS: sidecar teams contest 8-hour endurance

    Signature Suzuka endurance.

  • SAFETY GEAR: leather full-suit, gloves, boots, helmet, back protector both driver + passenger

    Standard safety kit.

  • CHAMPIONSHIP: FIM Superside World Championship (F1 + F2) contested Europe, seasonal calendar

    Signature Superside World Championship.

Scoring

Points-based championship — race wins + podiums + qualifying earn points across season.

Win condition · Most championship points at season end.

Playing area

Called

Road racing circuit + Isle of Man TT public roads

Dimensions

Standard MotoGP-length 3-6 km circuits; IoM TT 60 km lap on public roads

Equipment

  • SIDECAR MOTORCYCLE: F1 (~500cc 2-stroke or 4-stroke, LCR chassis common) or F2 (600cc production engine, extended-cross chassis)

    Signature sidecar chassis + engine.

  • LEATHER RACE SUITS + HELMETS (both driver + passenger)

    Signature race suits.

  • PASSENGER HANDLES + FOOT WELLS (for weight-transfer)

    Signature passenger platform.

  • RADIO COMMS between driver + passenger

    Standard team comms.

Terminology

Monkey / Ballast
Passenger — nicknames for their weight-shifting role.
F1 / F2
FIM chassis classes — F1 top, F2 production-engine entry.
LCR chassis
Louis Christen Racing — Swiss dominant F1 chassis brand.
Superside
FIM Sidecar World Championship.
IoM TT
Isle of Man Tourist Trophy — since 1923.
Weight transfer
Passenger's crucial cornering role.

Major competitions

  • FIM Superside World Championship

    annual · Europe primarily · since 1949

  • Isle of Man TT Sidecar Race

    annual (May-June) · Isle of Man · since 1923

  • British Superbike Sidecar

    annual · United Kingdom · since 1970

  • Suzuka 8 Hours Sidecar

    annual (July-August) · Suzuka, Japan · since 1978

Where it is played

Governing bodies

  • FIM — Fédération Internationale de Motocyclisme

    Founded 1904 · Mies, Switzerland

  • ACU — Auto Cycle Union (UK)

    Founded 1903 · Rugby, UK

Famous names & records

Famous athletes

  • Klaus Enders (DE, 6× FIM Sidecar World Champion 1967-74)
  • Rolf Steinhausen (DE, 2× World Champion)
  • Steve Webster (GB, 10× World Champion 1987-2000)
  • Ben & Tom Birchall (GB, IoM TT + BSB Sidecar dominant 2010s)

Sources & provenance

Last verified 2026-08-28.verified