Yamaha Golf Car UMAX EFI (2027)
yamahagolfcar.com/models/umax2-efi/specs
Last updated: 27 September 2026
Motor and performance
- Turning radius
- 13.1 ft (4.0 m)
- Gas engine
- Yamaha-built, 402 cc, low-emission single cylinder 60° incline OHV
- Maximum in reverse
- 14.6 mph (23 km/h)
- Top speed
- 19.5 mph (31.4 km/h)
- Gradient it will climb
- 15 degree
- Towing capacity
- 1500 lbs (680 kg)
“Min Turning Radius 13.1 ft (4.0 m)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Engine Type Yamaha-built, 402 cc, low-emission single cylinder 60° incline OHV”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Max Reverse Speed 14.6 mph (23 km/h)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Max Forward Speed 19.5 mph (31.4 km/h)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Hill Climbing Capacity 15 degree”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Towing Capacity 1500 lbs (680 kg)”
Source: yamahagolfcar.com/models/umax2-efi/specs
Battery and charging
- Starter battery (gas models)
- Battery BCI group 24, RC: minimum 70 min CCA: minimum 440A
- Traction battery
- Petrol EFI, no traction pack
“Battery BCI group 24, RC: minimum 70 min CCA: minimum 440A”
Source: golfcars.yamaha-owners-manuals.com/om/LIT-19626-A3-87.pdf
“Fuel System EFI - Electronic Fuel Injection”
Source: yamahagolfcar.com/models/umax2-efi/specs
Size and fit
- Ground clearance
- 4.5 in (12 cm)
- What the bed carries
- 800 lbs.
- Overall length
- 119.3 in (303.0 cm)
- Tyre size fitted
- 20x10x10 4ply Monitor K389 (front) K500 (rear
- Height with the suntop fitted
- 71.9 in (182.5 cm)
- Curb weight
- 1,096 lbs. (497 kg)
- People it seats
- 2 persons
- Overall width
- 49.4 in (125.5 cm)
- Height without the canopy
- 48.6 in (123.5cm)
- Cargo box, inside
- 41.1in L x 45.9in W x 11.8in H
- Wheelbase
- 77.2 in (196.1 cm)
“Min Ground Clearance 4.5 in (12 cm)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Cargo Bed Capacity 800 lbs.”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Overall Length 119.3 in (303.0 cm)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Tire Size 20x10x10 4ply Monitor K389 (front) K500 (rear”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Overall Height With Suntop 71.9 in (182.5 cm)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Curb Weight*** 1,096 lbs. (497 kg)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Seating Capacity 2 persons”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Overall Width 49.4 in (125.5 cm)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Overall Height 48.6 in (123.5cm)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Cargo Bed Size 41.1in L x 45.9in W x 11.8in H”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Wheelbase 77.2 in (196.1 cm)”
Source: yamahagolfcar.com/models/umax2-efi/specs
Brakes and safety
- Brakes
- Self-adjusting mechanical, rear wheel drum brakes.
“Brakes Self-adjusting mechanical, rear wheel drum brakes.”
Source: yamahagolfcar.com/models/umax2-efi/specs
Frame and components
- Steering
- Self-compensating double reduction helical rack-and-pinion.
- Front suspension
- Tru-Trak II™ fully independent automotive-style strut suspension.
- Rear suspension
- Unit swing arm with DUAL RATE coil springs over hydraulic shock absorbers.
“Steering Self-compensating double reduction helical rack-and-pinion.”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Suspension (Front) Tru-Trak II™ fully independent automotive-style strut suspension.”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Suspension (Rear) Unit swing arm with DUAL RATE coil springs over hydraulic shock absorbers.”
Source: yamahagolfcar.com/models/umax2-efi/specs
Buying and owning it
- Warranty term
- Standard 2-year limited vehicle warranty
“Warranty Standard 2-year limited vehicle warranty”
Source: yamahagolfcar.com/models/umax2-efi/specs
Other findings
- Engine displacement
- 402 cc
- Fuel capacity
- 5.2 US gal (20 liters)
- Gas engine horsepower
- 3600 rpm (14.25 hp)
“Engine Type Yamaha-built, 402 cc, low-emission single cylinder 60° incline OHV”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Fuel Capacity 5.2 US gal (20 liters)”
Source: yamahagolfcar.com/models/umax2-efi/specs
“Output Rating 3600 rpm (14.25 hp)”
Source: yamahagolfcar.com/models/umax2-efi/specs