Technical

Sunbeam S7 Produced from December 1946 until April 1949, approximately 2100 manufactured.

Distinctive features: – note this page needs clarification and work – site under construction

  • Available in black only
  • Plunger style front fork suspension
  • Stubby ‘Lucas MC45’ dynamo
  • Inverted handlebar control levelers and ‘clean’ handlebars (no wires)
  • Cantilever seat suspension
  • Small circular rear light (this changed during production, from a rear light only to a rear light with brake light combined)
  • Blue tank badge with ‘Sunbeam’ in white
  • Cigar shaped exhaust
  • Fat aluminum carburettor cover or round bell type
  • Horn mounted on the front part of the frame above the dynamo
  • Fat tyres
  • No side stand
  • Balloon tyres
  • Rippled petrol cap
  • Tax disk holder in the front suspension fork shroud
deluxe

Sunbeam S7 Deluxe

Produced from Spring 1949 until 1956, approximately 5500 manufactured.

Distinctive features

  • Available in ‘Mist Green’ (some were supplied in standard BSA colours, especially to Canada and USA)
  • Sunbeam designed front suspension, shares no parts with BSA
  • Normal ‘Lucas MC45L’ dynamo
  • Normal control levelers
  • Cantilever seat suspension
  • Tank badges blue on early bikes, and yellow later
  • Cigar shaped exhaust
  • Flat pressed steel carburettor cover
  • Horn mounted on the frame behind the rear brake pedal
  • Balloon tyres
  • Side stand
  • Normal main stand
  • Flat petrol cap
  • Tax disk holder in the front suspension fork shroud
s8

Sunbeam S8

Produced from Spring 1949 until 1956, approximately 8300 manufactured.

Distinctive features

  • Available in Black or polychromatic grey (some were supplied in standard BSA colours, especially to Canada and USA)
  • Conventional BSA type front fork suspension
  • Normal ‘Lucas MC45L’ dynamo
  • Normal control levelers
  • Spring mounted three point attachment seat
  • Tank badges blue on early bikes, and yellow later
  • Aluminum cast exhaust with art-deco styling
  • Flat pressed steel carburettor cover
  • Horn mounted on the left hand side of the frame behind the rear brake pedal
  • Conventional tyres
  • Side stand
  • Normal main stand
  • Flat petrol cap
  • Plain fork shrouds