Key specifications for the Yamaha YUM1A Golf Cart (2021) include low maximum tongue weight at 45 kg (100 lb) together with below-average gross vehicle weight at 770 kg (1697 lb). Another useful figure is curb weight at 452 kg (997 lb) 483 kg (1064 lb) (With Sun top, Battery, Oil and Gasoline) a.
Specification profile
Golf Cart • 2021
Curb Weight: 452 kg (997 lb) 483 kg (1064 lb) (With Sun top, Battery, Oil and Gasoline) aGross Vehicle Weight: 770 kg (1697 lb)Maximum Tongue Weight: 45 kg (100 lb)Bed Capacity: 136 kg (300 lb)
452 kg (997 lb) 483 kg (1064 lb) (With Sun top, Battery, Oil and Gasoline) aCurb Weight
770 kg (1697 lb)Gross Vehicle Weight
45 kg (100 lb)Maximum Tongue Weight
136 kg (300 lb)Bed Capacity
1.1L (1100 cc, 1.16 US qt)Engine Oil Capacity
20 L (6.2 US gal)Fuel Tank Capacity
181 kg (400 lb)Occupant Capacity
363 kg (800 lb)Towing Capacity
How it compares
Low, average or high?
Curb Weight
Below average
452 kg (997 lb) 483 kg (1064 lb) (With Sun top, Battery, Oil and Gasoline) a
Low 683 lb (310 kg)Typical 1,162 lb (527 kg)High 1,717 lb (779 kg)
Curb Weight is below the typical figure.
Gross Vehicle Weight
Below average
770 kg (1697 lb)
Low 1,552 lb (704 kg)Typical 2,095 lb (950 kg)High 2,718 lb (1,233 kg)
Gross Vehicle Weight is below the typical figure.
Maximum Tongue Weight
Low
45 kg (100 lb)
Low 99.2 lb (45 kg)Typical 136 lb (61.5 kg)High 150 lb (68 kg)
Maximum Tongue Weight is well below the typical figure.
Engine Oil Capacity
Average
1.1L (1100 cc, 1.16 US qt)
Low 0.26 US gal (1 L)Typical 0.27 US gal (1.02 L)High 0.29 US gal (1.1 L)
Engine Oil Capacity is close to the typical figure.
Fuel Tank Capacity
Average
20 L (6.2 US gal)
Low 5.28 US gal (20 L)Typical 5.68 US gal (21.5 L)High 6.34 US gal (24 L)
Fuel Tank Capacity is close to the typical figure.
Bed Capacity
Low
136 kg (300 lb)
Low 243 lb (110 kg)Typical 646 lb (293 kg)High 800 lb (363 kg)
Bed Capacity is well below the typical figure.
Visual overview
Key measurements
Overall size
The main published dimensions shown together at a glance.
Measurements
Related measurements grouped for faster scanning.
Speed
Published speed figures shown together.
Weight & load
Published weight and load figures shown together.
Overview
Model information
| Manufacturer | Yamaha |
|---|---|
| Model | YUM1A |
| Category | Golf Cart |
| Release year | 2021 |
Full specifications
Technical details
Performance
Maximum Speed31 km/h (19.5 mph)
Tire Pressure137 kPa 151 kPa (1.37 kgf/cm2, 20 psi) | (1.51 kgf/cm2", 22 psi)
Factory Speed Setting28 km/h (17.5 mph)
Gross Output10.63 kw (14.25 hp) / 3600 rpm
Net Output9.45 kw (12.67 hp) / 3600 rpm
Dimensions
Overall Width1255 mm (49.3 in)
Overall Length2830 mm (111.5 in) | 3030 mm (119.4 in)
Wheelbase1680 mm (66.2 in)
Turning Radius3.5 m (11.4 ft)
Ground Clearance115 mm (4.5 in)
Floor Height330 mm (13.1 in)
Overall Height (steering Height)1235 mm (48.5 in)
V-belt Width and Outer Line Length31.0 x 1010 mm (1.22 x 39.75 in)
Overall Height (sun Top Height)1825 mm (71.6 in)
Overall Height300 mm (11.8 in)
Capacity & weight
Seating CapacityOne occupant per seat
Lubricant/capacitySAE 80W-90 or SAE 90
Curb Weight452 kg (997 lb) 483 kg (1064 lb) (With Sun top, Battery, Oil and Gasoline) a
Engine Oil Capacity1.1L (1100 cc, 1.16 US qt)
Fuel Tank Capacity20 L (6.2 US gal)
Gross Vehicle Weight770 kg (1697 lb)
Hill Climbing Capacity15°
Bed Capacity136 kg (300 lb)
Towing Capacity363 kg (800 lb)
Occupant Capacity181 kg (400 lb)
Vehicle Combination Rated Capacity363 kg (800 lb) 680 kg (1500 lb) capacity
Maximum Tongue Weight45 kg (100 lb)
Engine & drivetrain
Differential/reduction GearSecondary reduction system helical gear
Engine type4-stroke, Gasoline, 60° incline OHV
Number of CylindersSingle
Displacement402 cm3
Transmission TypeV-belt automatic centrifugal engagement
Setup & fitment
Front Tire Size20 x 10.00-10/4-ply turf type
Rear Tire Size20 x 10.00-10/4-ply turf type
Other specifications
Front Tread1015 mm (40.0 in)
Rear Tread1020 mm (40.2 in)
Brake SystemMechanical drum Mechanical drum brake on each rear | brake on each wheel with self- wheel with self-adjusters adjusters
Steering Angle (L.H.)1.85 turn
Steering Angle (R.H.)1.85 turn
Type of BrakeDual internal expanding shoe Leading/ trailing shoes (self-adjusting)
Brake Pedal Free Play Linkage Adjustment50-55 mm (1.97-2.17 in) adjustment
Rim Size7.00-9.96 (Offset 1)
BatteryBCI group 24
Parking Brake TypeFoot type; parking brake with automatic release.
Steering System TypeRack and Pinion
Differential Typebevel gear
Lubrication SystemSplash-style positive oil lubrication
Spark Plug Gap0.7-0.8 mm (0.028-0.031 in)
Bore x Stroke85 x 70.8 mm (3.30 x 2.79 in)
Cooling SystemForced air-cooled
Spark Plug TypeBPR4ES
Starting SystemElectric-Starter/Generator
Governor TypeOil bath flyweight
V-belt Wear Limit28.0 mm (1.10 in)
Compression Ratio8.21
RC: Minimum70 min
Secondary Reduction Ratio11.48:1; Reverse 15.38:1
CCA: Minimum440A
Available Viscosity Index10W-30 or 10W-40 9 10 30 50 70 90 110190%F I; 10W-40 [a ee ee -20-10 0 10 20 30 40 50°C; 10W-30
Recommended Oil Brand / GradeAPI SE type or higher JASO MA or MB.
Suspensiona