2007 Suzuki QuadSport Z400 Review

One ride on a QuadSport Z400 and you’ll understand what heart-pounding performance is all about. The QuadSport Z400 is engineered to be the best all-around sport machine for any terrain - from woods to sand to the track. Boasting industry-leading technology, the QuadSport Z400 sets the standard for high-performance sport four-wheelers.

Go ahead - take aim and turn it loose. The QuadSport Z400’s hard-hitting and high-revving powerplant lets you blast out of corners and rewards you with awesome acceleration on the straight-aways. And talk about maneuverability! Its lightweight design makes it incredibly agile, while its state-of-the-art chassis and long-travel suspension smooth out the gnarliest terrain.

Features

Key Features

The Suzuki QuadSport Z400 is engineered for high-performance off-road four-wheeling by experienced riders
Aggressive-styled mid-size sport ATV featuring a dependable 4-stroke engine and lightweight chassis design with adjustable long-travel suspension

Engine Features

Compact & lightweight 398cc 4-stroke, single-cylinder, liquid-cooled engine with counter- balancer based on the proven DR-Z400E design - tuned for tractable power over a wide rpm range
Cylinder head features large 36mm intake and 29mm exhaust valves, plus a narrow 28º included valve angle creating a more compact combustion chamber, with high compression ratio and a straight intake tract for improved torque. Cams are direct acting-type with shim-under-bucket valve adjustment
Forged aluminum alloy piston and SCEM-plated aluminum cylinder are lightweight and durable. SCEM plating reduces cylinder weight (no iron sleeve) and improves cooling efficiency
Large 37mm carburetor with throttle position sensor - ignition timing is determined by throttle opening for improved engine response, especially at high rpm
Liquid-cooling system with high-capacity radiator and thermostatically-controlled cooling fan provides consistent engine operating temperature
Dry-sump lubrication system allows a compact crankcase and minimal engine height for optimum engine placement - oil tank is frame-mounted in front of the exhaust head pipes
Five-speed transmission with cable-operated clutch includes an easy-to-use reverse gear system - just turn the fender-mounted knob and shift from neutral to reverse using the gear shift lever
Aluminum gear shift lever for lighter gearshift feel and reduced weight
Convenient electric start system includes Start-In-Gear feature - electric start system and CDI ignition are powered by compact maintenance-free battery
Magnesium valve cover, clutch cover and ignition cover for improved engine appearance and reduced weight

Chassis Features

Aggressive-styled bodywork with high fenders and air intake vents to enhance sport style and improve airflow to radiator - large T-shaped seat provides high comfort and maneuverability
Dual 30/30W, vertically-mounted halogen headlights provide a bold look and bright illumination - large 5/21W taillight/brake light combination is standard
Lightweight, high tensile steel-alloy frame and removable steel sub-frame, plus aluminum swingarm
Long-travel, independent double A-arm front suspension with fully-adjustable, piggyback reservoir-style shock absorbers - provides 8.5 inches of wheel travel for a comfortable ride over all types of terrain
Linkage-type rear suspension features fully adjustable, piggyback reservoir-style shock absorber with 9.1 inches of wheel travel, plus 8.5 inches of ground clearance
Large 6.9 inch dual front disc brakes and single 8.6 inch rear disc brake - all with single-piston pin-slide calipers
Lightweight aluminum alloy wheels (F: 10.0 x 5.5, R: 9.0 x 8.0), and radial tires (F: 22 x 7-10, R: 20x10-9), for reduced unsprung weight
Aluminum front bumper and aluminum rear grab bar for improved appearance and reduced weight
Heavy-duty front bumper and high-impact resistant polyethylene skid plate
Wide serrated-type footpegs for high grip and comfort
Large 2.6-gallon fuel tank with two mounting points for quick removal and simplified maintenance

Special

Minimum Age: 16 years old.

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Specs

Engine:  398cc, 4-stroke, single cylinder, liquid-cooled, DOHC, 4-valve, TSCC
Bore Stroke:  90.0 x 62.6mm
Compression Ratio: 11.3:1
Fuel System:  Mikuni BSR36
Lubrication:  Dry sump
Ignition:  Digital/transistorized
Transmission:  5-speed, with reverse
Final Drive:  # 520 chain
Overall Length:  1830mm (72.0 in.)
Overall Width: 1165mm (45.9 in.)
Overall Height:  1160mm (45.7 in.)
Seat Height:  810mm (31.9 in.)
Ground Clearance:  265mm (10.4 in.)
Wheelbase:  1245mm (49.0 in.)
Dry Weight:  169kg (372 lbs.)
Suspension Front:  Independent, double A-arm, fully adjustable preload, compression & rebound damping, 8.5 inches of travel
Suspension Rear:  Linkage-type, gas/oil damped, fully adjustable spring preload, adjustable compression and rebound damping, 9.1 inches of travel
Brakes Front:  Dual hydraulic discs
Brakes Rear:  Single hydraulic disc
Tires Front:  AT 22 x 7-10
Tires Rear:  AT 20 x 10-9
Fuel Tank Capacity:  10 liters (2.6 gal.)
Color:  Yellow, White, Black (Black MSRP $5,999)