Kawasaki G4TR/KV100

The Kawasaki G4TR Trail Boss was a dual-purpose motorcycle manufactured by Kawasaki from 1970 through 1978. This was a true trail bike for the expanding trail bike market in the USA featuring a unique quick-change gearing system which could change into a high/low ratio enabling it to have 10 speeds.

1970

1970 Kawasaki G4TR

• 100 cc
• 2-Stroke, 1 Cylinder
• Rotary Disc Valve
• 5-Speed Return Shift
• Maximum Horsepower: 11 HP @7,500 rpm
• Spark Plug: NGK B7HS
• Tire Size
  • Front: 3.00-18 4PR
  • Rear: 3.00-18 4PR
• Color
  • Fuel Tank: Candy Red
  • Front Fender: Stainless steel
• Engine No.: G4E000001-
• Frame No.: G4-000001-
• Parts Catalog No.: 99995-1 14
• ShopManualNo.: 99995-201 (SM-1)
• Remarks: On and off-road model with knobby tires. Has quick change gearing mechanism that enables 10-speed. Tubular double cradle frame and skid plate.

1971

1971 Kawasaki G4TR

1971 Kawasaki G4TR

1971 Kawasaki G4TR

1971 Kawasaki G4TR

1971 Kawasaki G4TR

1971 Kawasaki G4TRA

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

1971 Kawasaki G4TRA "TRAIL BOSS" in Red

Technically called the G4TRA this year.

• Color
  • Fuel Tank: Pearl Candy Red
  • Front Fender: Stainless steel
• Engine No.: G4E014462-
• Frame No.: G4-014460-
• Parts Catalog No. : 99995- 176S
• Owner's Manual No.: 99995-213
• Shop Manual No.: 99995-201 (SM-1)
• Major Changes: Color and marking. Chrome plated muffler cover.

1972

1972 Kawasaki G4TRB

• Color
  • Fuel Tank: Pearl Candy Orange
  • Front Fender: Chrome
• Engine No.: G4E029960-
• Frame No.: G4-036049-
• Parts Catalog No. : 99997-524s
• Owner's Manual No.: 99997-530
• Shop Manual No.: 99995-201(SM-1)
• Major Changes: Color and marking. Quick change mechanism lever shifted to right handlebar.

1973

1973 Kawasaki G4TRC

• Color
  • Fuel Tank: Candy Red
  • Front Fender: Chrome
• Engine No.: G4E046102-
• Frame No.: G4-052153-
• Parts Catalog No. : 99997-558s
• Owner's Manual No.: 99997-544
• Shop Manual No.: 99995-201 ISM-1)
• Major Changes: Color and marking. Black cylinder and cylinder head. Turn signal lights and steering lock as standard equipment.

1974

1974 Kawasaki G4TRD

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

1974 Kawasaki G4TR in Red

• Color
  • Fuel Tank: Candy Super Red
  • Front Fender: Chrome
• Engine No.: G4E064001-
• Frame No.: G4-070001-
• Parts Catalog No.: 99997-619
• Owner's Manual No.: 99997-819
• Shop Manual No.: 99995-201 (SM-1)
• Major Changes: Color, marking, fuel tank, and chain case. A "100" emblem affixed to the muffler.

1975

1975 Kawasaki G4TRE

• Color
  • Fuel Tank: Vivid Yellow
  • Front Fender: Vivid Yellow
• Engine No.: G4E077300-
• Frame No. : G4-083000-
• Parts Catalog No.: 99997-6 19-50s
• Owner's Manual No.: 99997-837
• Shop Manual No.: 99995-201 (SM-1)
• Major Changes: Color and marking.

1976

1976 Kawasaki KV100-A7

• Maximum Horsepower: 11 HP @7,500 rpm
  • Australian: 9.5 HP @7,000 rpm

• Color
  • Fuel Tank: Candy Super Red
  • Front Fender: Chrome
• Engine No.: G4E086000-
• Frame No.: G4-091700-
• Parts Catalog No.: 99997-619-52S
  • General Export 99997-619-54S
• Owner's Manual No.: 99997-866-00
• Shop Manual No.: 99995-201 ISM-I )
• Major Changes: Model code change for the G4TR. Color, marking, speedometer position, grips, and seat. Tires on U.S. model changed to trial.

1977

1977 Kawasaki KV100-A8

• Color
  • Fuel Tank: Sunlight Yellow
  • Front Fender: Chrome
• Engine No.: G4E092601-
• Frame No.: G4-098201-
• Parts Catalog No.: 99997-619-55S
• Owner's Manual No.: 99997-895-00
• ShopManualNo.: 99995-201 (SM-1)
• Major Changes: Color and marking. Bleed valve added to oil pump. Rotary disc material changed to steel.

1978 KV100

1978 Kawasaki KV100-A9

• Color
  • Fuel Tank: Sunlight Yellow
  • Front Fender: Chrome
• Engine No.: G4E096101-
• Frame No.: G4-101701-
• Parts Catalog No.: @ 99997-6 19-57s
• Owner's Manual No. : 99922-1 005-00
• Shop Manual No.: 99995-201 (SM-1)
• Major Changes: Gear shift pattern and left engine cover.