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2025 Suzuki KingQuad 400ASi

  • New
  • Reynolds Motorsports
  • 100053
  • 5SAAK4D35S7100053
  • ATV
  • Utility
  • 0
  • GREEN

2025 Suzuki KingQuad 400FSi

In 1982, Suzuki introduced the world's first 4-wheel ATV. Today, Suzuki ATVs are everywhere. From the most remote areas to the most everyday tasks, you will find the KingQuad powering a rider onward. Across the board, our KingQuad lineup is an exceptional group of ATVs.

For riders who favor a sportier performance, the 2025 Suzuki KingQuad 400FSi features a five-speed manual-shift transmission and semi-automatic clutch. This engine is always willing as it cranks out an impressive amount of torque and has an incredibly wide powerband for exceptional performance on the trail or on the job. A high-performance iridium spark plug and refined Pulsed-secondary AIR-injection (PAIR) system help provide outstanding fuel efficiency, clean emissions, and impressive performance.

Features may include:

  • Engine

The KingQuad 400FSi’s fuel-injected, 376cc, four-stroke, four-valve engine produces efficient power and drivability.

  • Transmission

Five-speed transmission with semi-automatic clutch with reverse allows the rider to select the ideal gear for maximum traction and fuel efficiency.

  • Chassis

Independent front A-arm suspension offers smooth performance and remarkable ground clearance with 6.7 inches (170.1 mm) of wheel travel.

  • Electrical

LCD instrumentation includes speedometer, odometer, trip meter, hour meter, clock, fuel gauge, and indicators for reverse, neutral, oil and FI (fuel injection).

  • Body & Styling

Sporty Terra Green bodywork features sharply angled, high-clearance fenders while the full steel cargo racks help tackle any ranch or outdoors task.

  • Additional

A variety of Genuine Suzuki Accessories are available, including winches, windshield, front and rear bumpers, snowplow, aluminum skid pans, rack extensions, utility box, and more.

  • New
  • 100053
  • 2025
  • Suzuki
  • KingQuad 400ASi
  • ATV
  • Utility
  • 5SAAK4D35S7100053
  • 0
  • 4-stroke, OHC single cylinder
  • 376cc (22.94 cubic in.)
  • Air-cooled with SCAS
  • 82.0 mm (3.228 in.)
  • 71.2 mm (2.803 in.)
  • 9.0:1
  • Suzuki electronic fuel injection
  • Electric
  • Wet sump
  • Electronic ignition (transistorized)
  • Dry shoe, automatic, centrifugal type
  • Automatic variable ratio (V-belt), with high/low-range and reverse
  • Shaft drive
  • 2WD and 4WD
  • Independent, double wishbone, coil spring, oil damped
  • Swing-arm type, coil spring, oil damped
  • Disc brakes, twin rotors
  • Single drum brake
  • AT25 x 8-12, tubeless type x 2
  • AT25 x 10-12, tubeless type x 2
  • 2060 mm (81.1 in.)
  • 1145 mm (45.1 in.)
  • 1220 mm (48.0 in.)
  • 1270 mm (50.0 in.)
  • 250 mm (9.8 in.)
  • 840 mm (33.1 in.)
  • 16.0 L (4.2 US gal.)
  • 265 kg (628 lb.)
  • Terra Green or Flame Red
  • 12V 35/35W (HS1) × 2
  • 12V 21/5W
  • 24-month limited warranty

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  • Estimated Payment
  • Calculation is estimate only.

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Advertised pricing excludes applicable taxes title and licensing, dealer set up, destination, reconditioning and are subject to change without notice. Pricing may exclude any added parts, accessories or installation unless otherwise noted. Sale prices include all applicable offers. Not all options listed available on pre-owned models. Contact dealer for details.