Although its engine was later enlarged to 750 cc, in the late 1970s and early 1980s sales abroad greatly suffered in competition with more modern Japanese motorbikes from Honda and other manufacturers.
Bonneville Salt Flats | Triumph | Bonneville Dam | Triumph of the Will | Triumph Motor Company | Roman triumph | Triumph of the Nerds | Lake Bonneville | Bonneville | Benjamin Bonneville | Triumph Engineering | Hugh Bonneville | Triumph of Death | Triumph (band) | Triumph 2000 | triumph | The Triumph of Time and Truth | Triumph TR7 | Triumph TR6 | Triumph Thunderbird | Triumph of Love | Triumph Motorcycles | Triumph in the Skies II | Triumph in the Skies | Triumph Herald | Pontiac Bonneville | ''Christ in Triumph over Darkness and Evil'', stained glass | Bonneville Speedway | Bonneville Power Administration | Bonneville, Haute-Savoie |
Using donor engines from the Meriden Triumph Bonneville twin or Triumph Trident triple and a frame developed by Harris Performance, along with performance brakes by AP Lockhead and Dymag wheels, the Harrier was described in contemporary press road tests as "sleek road-legal 130 mph cafe racer”.