Yamaha VMX12 V-Max Specs (Top Speed | Horsepower | Weight)

The Yamaha VMX12 V-Max motorcycle specifications include a 1,198 cc (73.10 cu in) engine, a 5-speed gearbox, and a listed weight of 274 kg (604.1 lb).

Key specifications

1985Year released
1,198 ccDisplacement
83.1 Nm @ 6,000 rpmTorque
274 kgWet weight
765 mmSeat height
15 LFuel tank
1,590 mmWheelbase
145 mmGround clearance

How the Yamaha VMX12 V-Max compares

This compares the motorcycle with all Yamaha models in this specifications database. The blue marker is this model and the grey line is the Yamaha database average.

Displacement1,198 cc
Low 49 ccAverage 550 ccHigh 1,852 cc

About 118% higher than the Yamaha database average. Around the 89th percentile across Yamaha models.

Wet weight274 kg
Low 72.1 kgAverage 186.3 kgHigh 348.7 kg

About 47% heavier than the Yamaha database average. Around the 85th percentile across Yamaha models.

Seat height765 mm
Low 635 mmAverage 793 mmHigh 989 mm

Very close to the Yamaha database average. Around the 30th percentile across Yamaha models.

Fuel capacity15 L
Low 4 LAverage 13 LHigh 24 L

About 15% larger than the Yamaha database average. Around the 61st percentile across Yamaha models.

This model Yamaha database average

Yamaha database percentile rankings

Percentiles show where this motorcycle sits across the Yamaha specifications database. They are descriptive database rankings, not performance ratings.

Displacement89th

1,198 cc — larger displacement than about 89% of Yamaha models.

Wet weight85th

274 kg — heavier than about 85% of Yamaha models, or lighter than about 15%.

Seat height30th

765 mm — taller than about 30% of Yamaha models.

Fuel capacity61st

15 L — larger than about 61% of Yamaha fuel tanks in this database.

Dimensions compared with Yamaha average

Each measurement is compared with the average value across Yamaha models where that dimension is available.

Overall length2,300 mm
This bike

2,300

Yamaha avg

2,082

10% above average.

Overall width795 mm
This bike

795

Yamaha avg

823

3% below average.

Overall height1,160 mm
This bike

1,160

Yamaha avg

1,172

Close to average.

Wheelbase1,590 mm
This bike

1,590

Yamaha avg

1,416

12% above average.

Seat height765 mm
This bike

765

Yamaha avg

793

4% below average.

Ground clearance145 mm
This bike

145

Yamaha avg

181

20% below average.

Mechanical overview

Engine layout snapshot

V4, four-stroke • 1,198 cc • Liquid cooled
Chassis snapshot

Wheelbase 1,590 mmSeat 765 mmClearance 145 mm
5-speed • Shaft drive (cardan) (final drive) • 110/90-V18 front / 150/90-V15 rear

Additional useful specifications

Front tire size 110/90-V18
Rear tire size 150/90-V15
Engine oil capacity 4.70 L (4.97 US qt)
Estimated theoretical fuel range 204 km
Bore/stroke ratio 1.15:1 (Oversquare)

Model information

Year released 1985

Engine specifications

Engine type V4, four-stroke
Displacement 1,198 cc (73.10 cu in)
Torque 83.1 Nm (8.5 kgf-m or 61.3 ft.lbs) @ 6,000 rpm
Bore × stroke 76.0 x 66 mm (3.0 x 2.6 inches)
Compression ratio 10.5:1
Valves per cylinder 4
Cooling system Liquid
Fuel system Carburettor. BDS35/Mikuni
Fuel control Double Overhead Cams/Twin Cam (DOHC)
Ignition TCI
Starter Electric
Lubrication Wet Sump
Oil capacity 4.70 L (4.97 US qt)

Transmission and drivetrain

Gearbox 5-speed
Final drive Shaft drive (cardan) (final drive)
Clutch Wet, multi disc

Chassis and suspension

Frame Double cradle steel tube
Rear suspension Coil spring, oil damper left and right
Front wheel travel 140 mm (5.5 inches)
Rear wheel travel 100 mm (3.9 inches)
Rake 29.0°
Trail 119 mm (4.7 inches)

Brakes, wheels and tires

Front brakes Double disc
Rear brakes Single disc
Front tire 110/90-V18
Rear tire 150/90-V15

Dimensions and weight

Wet weight 274 kg (604.1 lb)
Seat height 765 mm (30.1 inches)
Overall length 2,300 mm (90.6 inches)
Overall width 795 mm (31.3 inches)
Overall height 1,160 mm (45.7 inches)
Wheelbase 1,590 mm (62.6 inches)
Ground clearance 145 mm (5.7 inches)
Carrying capacity 225kg / 496 lb

Fuel and emissions

Fuel capacity 15.00 L (3.96 US gal)
Reserve fuel capacity 3.00 L (0.79 US gal)
Fuel consumption 7.35 L/100 km (13.6 km/l or 32.00 mpg)
Greenhouse gases 170.5 CO 2 g/km. (CO2 – Carbon dioxide emission)

Performance

1/4 mile 11.75 seconds

Electrical and instruments

Electrical Generayor system; AC magneto
Instruments Analog speedometer, odometer, tachometer
Lights Bulb type

Other specifications

Seat Split seat with fuel filler cover
Comments 1985 is the first year of the V Max line

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Yamaha models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Yamaha information before relying on them. Visit the official Yamaha website.