2004 KYMCO Mongoose 90

2004 KYMCO Mongoose 90

2004 KYMCO Mongoose 90 Specifications


Engine configuration Single-Cylinder
How many cylinders 1
Types of power cycles Four-stroke
Brake horsepower/kW 6.3 / 4.7
Horsepower RPM 7000
Type of cooling system Air
Valves 2
Valves Per Cylinder 2
Valve types and configurations Single Overhead Camshaft
Engine displacement (cubic centimeters/cubic inches) 89 / 5.4
Starter Type Electric / Kick
Fuel Regular
Type of Fuel Gas
Carb +
Number Of Carburetors 1
Carburetor system Carb
Kill Switch / Tether Cord Std


Transmission Type CVT
Primary drive rear Chain
Primary Drive (Engine / Transmission) Belt
High low range selector

Wheels & Tires: Front (F), Rear (R):

Rims material Steel
Tube / Tubeless Tubed
F Tire Diameter 18
R Tire Diameter 18
F Tire Width 7
F Wheel Diameter 8
R Tire Width 9
R Wheel Diameter 8
F Tire Brand AT 18 X 7-8
R Tire Brand AT 18 X 9-8


Front Drum
Rear Disc

Suspension: Front (F), Rear (R):

ATV F suspension system A-Arm
F Travel (millimeters/inches) 2.9 / 73.7
Front Adjustable Fork Pre-Load +
Front Adjustable Rebound Damping
Front Central Suspension Strut
Steering Damper
F Stabilizer Bar
ATV R suspension system Swing Arm
R Travel (inches/millimeters) 3.2 / 81.3
Rear Adjustable Shock / Spring Pre-Load +
Rear Adjustable Rebound Damping
ATV R shock absorbers 1
R Stabilizer Bar


Steering system Manual
Steering controller Handlebar

Technical Specifications:

Overall length (foot) 4.75
Overall width (inches/millimeters) 35 / 889
Overall heigth (inches/millimeters) 37 / 939.8
Wheelbase (in/mm) 37.4 / 950
Ground Clearance (in/mm) 4.25 / 108
Length (foot/foot) 4
Length (foot/inches) 9
ATV dry weight (pounds/kilograms) 232 / 105.2
Fuel tank capacity (gallons/liters) 1.4 / 5.3
Engine Displacement to Weight (cc) 0.38


Seat Type One-Piece
Seat adjusting system
Material Vinyl
Seat Location Driver
ATV seats 1


ATV frame material Steel
Basic outside panels material Plastic
Floor Board Location Driver
ATV handlebar grips Std
Front Fender Std
Rear Fender Std
Hand grips Std
Bar Pads Std
Front Bumper Std
Rear Bumper Std
Bash Plate (Front) +


Warranty (Months) 12
Battery Warranty (Mo.) 0


ATV Type Youth
Introduction Year 2004
Minimum manufacturer age recommended 12
Parent Company KYMCO
Full name Mongoose 90

Drive Line:

Driveline Type 4X2
Number Of Driveline Modes 1
Rear Unlocking Differential
Rear Solid Axle +

Paint & Finish:

Metallic color

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