Larger 37mm carburetor with throttle position sensor - ignition timing is determined by throttle opening for improved engine response, especially at high rpm

Revised cam profiles for improved overall power output

Increased number of clutch drive plates (8 to 9) for improved clutch operation and feel

New magnesium valve cover, clutch cover and ignition cover for improved engine appearance and reduced weight

Piggyback reservoir-style front shock absorbers featuring adjustable preload, compression & rebound damping for improved overall suspension performance

New aluminum front bumper and aluminum rear grab bar for improved appearance and reduced weight

Aluminum gear shift lever for lighter gearshift feel and reduced weight

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

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 Mikuni BSR 37mm carburetor with TPS sensor provides quick throttle response and maximum fuel efficiency

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

Convenient electric start system includes Start-In-Gear feature - electric start system and CDI ignition are powered by compact maintenance-free battery

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 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 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

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