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Yamaha Golf Car UMAX Rally Sport EFI (2027)

yamahagolfcar.com/models/umax2-rally-sport-efi/specs

The Yamaha Golf Car UMAX Rally Sport EFI is a golf cart with a stated top speed of 19.5 mph (31.4 km/h), a towing capacity of 1,500 lbs, a curb weight of 1,188 lbs. (539 kg) and a weight of 539 kg.

Last updated: 11 November 2026

Motor and performance

Fuel capacity
5.2 US GAL (20 liters)

“Fuel Capacity 5.2 US GAL (20 liters)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Minimum turning radius
4.0 m (13.1 ft)

“Min Turning Radius 4.0 m (13.1 ft)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Gas engine
Yamaha-built, 402 cc, low-emission single cylinder 60° incline OHV

“Engine Type Yamaha-built, 402 cc, low-emission single cylinder 60° incline OHV”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Maximum in reverse
14.6 mph (23 km/h)

“Max Reverse Speed 14.6 mph (23 km/h)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Top speed
19.5 mph (31.4 km/h)

“Max Forward Speed 19.5 mph (31.4 km/h)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Maximum gradient
15 degree

“Hill Climbing Capacity 15 degree”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Towing capacity
1,500 lbs

“Towing Capacity 1,500 lbs”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Engine oil capacity
1.16 U.S. quart (1.1 liter, 1100cc)

Row from the maker’s page: “Oil Capacity” | “1.16 U.S. quart (1.1 liter, 1100cc)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Engine lubrication system
Splash-style positive oil lubrication

Row from the maker’s page: “Lubrication System” | “Splash-style positive oil lubrication”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Air cleaner
Two-stage, urethane-foam pre-cleaner, and high-capacity pleated paper cartridge

Row from the maker’s page: “Air Cleaner” | “Two-stage, urethane-foam pre-cleaner, and high-capacity pleated paper cartridge”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Battery and charging

Starter battery (gas models)
Battery BCI group 24, RC: minimum 70 min CCA: minimum 440A

“Battery BCI group 24, RC: minimum 70 min CCA: minimum 440A”

Source: golfcars.yamaha-owners-manuals.com/om/LIT-19626-A3-99.pdf

Size and fit

Weight
539 kg

Row from the maker’s page: “Curb Weight***” | “1,188 lbs. (539 kg)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Bed capacity
800 lbs.

“Cargo Bed Capacity 800 lbs.”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Overall length
122.6 in (311.3 cm)

“Overall Length 122.6 in (311.3 cm)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Tyre size fitted
23x10.5x12 4ply

“Tire Size 23x10.5x12 4ply”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Height with the suntop fitted
74.0 in (188 cm)

“Overall Height With Suntop 74.0 in (188 cm)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Curb weight
1,188 lbs. (539 kg)

“Curb Weight*** 1,188 lbs. (539 kg)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Seating capacity
2 persons

“Seating Capacity 2 persons”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Overall width
53.5 in (136 cm)

“Overall Width 53.5 in (136 cm)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Height without the canopy
50.7 in (128.8 cm)

“Overall Height 50.7 in (128.8 cm)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Rear wheel track
41.3 in (105.0 cm)

Row from the maker’s page: “Wheel Tread (Front)” | “41.3 in (105.0 cm)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Cargo box, inside
41.1in L x 45.9in W x 11.8in H

“Cargo Bed Size 41.1in L x 45.9in W x 11.8in H”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Wheelbase
77.4 in (196.5 cm)

“Wheelbase 77.4 in (196.5 cm)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Floorboard height
15.2in (39 cm)

Row from the maker’s page: “Floor Board Height” | “15.2in (39 cm)”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Brakes and safety

Brakes
Self-adjusting mechanical, front and rear wheel drum brakes.

“Brakes Self-adjusting mechanical, front and rear wheel drum brakes.”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Frame and components

Steering
Self-compensating double reduction helical rack-and-pinion.

“Steering Self-compensating double reduction helical rack-and-pinion.”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Front suspension
Tru-Trak II™ fully independent automotive-style strut suspension.

“Suspension (Front) Tru-Trak II™ fully independent automotive-style strut suspension.”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Colours
Glacier, Coral Red, Bluestone, Carbon, Frosty Fern, Matte Bourbon, Yacht Blue

Row from the maker’s page: “Available Model Colors” | “Glacier, Coral Red, Bluestone, Carbon, Frosty Fern, Matte Bourbon, Yacht Blue”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Frame
HybriCore™ chassis features a robotic welded automotive ladder-style steel frame protected with a multi-step full-immersion phosphate treatment, electro-deposition epoxy-based coating, and an electrostatic applied polyester/urethane powder topcoat.

Row from the maker’s page: “Frame” | “HybriCore™ chassis features a robotic welded automotive ladder-style steel frame protected with a multi-step full-immersion phosphate treatment, electro-deposition epoxy-based coating, and an electrostatic applied polyester/urethane powder topcoat.”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Rear suspension
Unit swing arm with DUAL RATE coil springs over hydraulic shock absorbers.

“Suspension (Rear) Unit swing arm with DUAL RATE coil springs over hydraulic shock absorbers.”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Identity

Model years
2027

“2027 UMAX Rally Sport EFI - Specifications”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Other findings

Engine displacement
402 cc

“Engine Type Yamaha-built, 402 cc, low-emission single cylinder 60° incline OHV”

Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

Sources

  • Archived document

    Source: yamahagolfcar.com/models/umax2-rally-sport-efi/specs

    Retrieved October 11, 2026

  • Archived document

    Source: golfcars.yamaha-owners-manuals.com/om/LIT-19626-A3-99.pdf

    Retrieved September 28, 2026