Kawasaki G4TR/KV100

The Kawasaki G4TR Trail Boss was a 100cc, single cylinder, dual-purpose motorcycle manufactured by Kawasaki from 1970 through 1978.

1971 Kawasaki G4TR

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. The G4TR had raised fenders front and rear, very good front fork travel, adequate ground clearance, raised exhaust, a skid plate making this motorcycle superb for enduro use.

Main competitorsEdit

1970Edit

 
1970 Kawasaki G4TR


  • 100cc
  • 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.


1971Edit

 
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.

1972Edit

 
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.


1973Edit

 
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.


1974Edit

 
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.

1975Edit

 
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.


1976Edit

 
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.


1977Edit

 
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 KV100Edit

 
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.