The Yamaha XJ 750 Maxim X motorcycle specifications include a 749 cc (45.70 cu in) engine, a 5-speed gearbox, and a listed weight of 232 kg (511.5 lb).
Key specifications
How the Yamaha XJ 750 Maxim X 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.
About 36% higher than the Yamaha database average. Around the 75th percentile across Yamaha models.
About 25% heavier than the Yamaha database average. Around the 76th percentile across Yamaha models.
Very close to the Yamaha database average. Around the 28th percentile across Yamaha models.
Very close to the Yamaha database average. Around the 50th percentile across Yamaha models.
Yamaha database percentile rankings
Percentiles show where this motorcycle sits across the Yamaha specifications database. They are descriptive database rankings, not performance ratings.
749 cc — larger displacement than about 75% of Yamaha models.
232 kg — heavier than about 76% of Yamaha models, or lighter than about 24%.
760 mm — taller than about 28% of Yamaha models.
13 L — larger than about 50% 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.
2,235
2,082
7% above average.
775
823
6% below average.
1,160
1,172
Close to average.
1,520
1,416
7% above average.
760
793
4% below average.
145
181
20% below average.
Mechanical overview
Additional useful specifications
| Front tire size | 100/90-19 |
|---|---|
| Rear tire size | 130/90-16 |
| Front tire width | 100 mm |
| Front tire aspect ratio | 90% |
| Front rim diameter | 19 in |
| Rear tire width | 130 mm |
| Rear tire aspect ratio | 90% |
| Rear rim diameter | 16 in |
| Engine oil capacity | 3.50 L (3.7 US qt) |
| Estimated theoretical fuel range | 228 km |
| Bore/stroke ratio | 1.32:1 (Oversquare) |
Model information
| Year released | 1986 |
|---|
Engine specifications
| Engine type | Four cylinder boxer, four-stroke |
|---|---|
| Displacement | 749 cc (45.70 cu in) |
| Torque | 72.5 Nm (7.4 kgf-m or 53.5 ft.lbs) @ 8,000 rpm |
| Bore × stroke | 68.0 x 51.6 mm (2.7 x 2.0 inches) |
| Compression ratio | 11.2:1 |
| Valves per cylinder | 5 |
| Cooling system | Liquid |
| Fuel system | Carburettor. (4) Standard BS33mm Mikuni CV |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | TCI |
| Starter | Electric |
| Lubrication | Wet sump |
| Oil capacity | 3.50 L (3.7 US qt) |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Shaft drive (cardan) (final drive) |
| Clutch | Wet, multidisc |
Chassis and suspension
| Frame | Double Cradle |
|---|---|
| Front suspension | Telescopic fork |
| Rear suspension | Swing arm |
| Front wheel travel | 150 mm (5.9 inches) |
| Rear wheel travel | 99 mm (3.9 inches) |
| Rake | 31.5° |
| Trail | 120 mm (4.7 inches) |
Brakes, wheels and tires
| Front brakes | Double disc. 4 piston caliper |
|---|---|
| Rear brakes | Expanding brake (drum brake). Drum Brake |
| Front tire | 100/90-19 |
| Rear tire | 130/90-16 |
Dimensions and weight
| Wet weight | 232 kg (511.5 lb) |
|---|---|
| Dry weight | 215 kg (474 lb) |
| Seat height | 760 mm (29.9 inches) |
| Overall length | 2,235 mm (88.0 inches) |
| Overall width | 775 mm (30.5 inches) |
| Overall height | 1,160 mm (45.7 inches) |
| Wheelbase | 1,520 mm (59.8 inches) |
| Ground clearance | 145 mm (5.7 inches) |
Fuel and emissions
| Fuel capacity | 13.00 L (3.43 US gal) |
|---|---|
| Reserve fuel capacity | 3.00 L (0.79 US gal) |
| Fuel consumption | 5.70 L/100 km (17.5 km/l or 41.27 mpg) |
| Greenhouse gases | 132.2 CO 2 g/km. (CO2 – Carbon dioxide emission) |
Performance
| Top speed | 186.9 km/h (116.1 mph) |
|---|---|
| 0–100 km/h | 3.20 seconds |
| 1/4 mile | 11.66 seconds |
| Power/weight ratio | 0.4186 hp/kg |
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.