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Yamaha Golf Car UMAX Rally Sport Li (2027)

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

Last updated: 16 September 2026

Motor and performance

Motor type
48-volt AC

Motor 48-volt AC Batteries RoyPow S51105PE (51-Volt) Motor Control

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

Motor power, as the maker rates it
6.7 hp (5.0 kW)

Output Rating 6.7 hp (5.0 kW) Charger Delta-Q Charger OTHER Available

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

Top speed
19.5 mph (31.4 km/h)

Max Forward Speed 19.5 mph (31.4 km/h) Max Reverse Speed 6.2 mph (10 km/h) Min

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

Towing capacity
1,500 lbs

Towing Capacity 1,500 lbs Seating Capacity 2 persons CHASSIS

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

Battery and charging

The pack this takes, and where to find it
Yamaha name a RoyPow S51105PE; RoyPow build it to order

Home Customized models S51105P-A 48 V / 105 Ah Technical Specifications Nominal Voltage: 48 V (51.2 V) Nominal Capacity: 105 Ah

Source: roypow.com/lifepo4-golf-cart-batteries-s51105p-a-product

The battery the maker fits
A RoyPow S51105PE at 51 V, which RoyPow do not publish

Batteries RoyPow S51105PE (51-Volt) Motor Control Unit NEOS 350 amp AC

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

Vehicle control module
A NEOS 350 A AC controller, by Toyota Industries

Motor Control Unit NEOS 350 amp AC controller by Toyota Industries Corporation

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

Charger fitted
Delta-Q Charger

Charger Delta-Q Charger OTHER Available Model Colors Coral Red,

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

Size and fit

What the bed carries
800 lbs.

Cargo Bed Capacity 800 lbs. Cargo Bed Size 41.1in L x 45.9in W x 11.8in

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

Overall length
122.6 in (311.3 cm)

Overall Length 122.6 in (311.3 cm) Overall Width 53.5 in (136 cm) Overall

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

Tyre size fitted
23x10.5x12 4ply

Tire Size 23x10.5x12 4ply Frame HybriCore™ chassis features a robotic

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

Curb weight
1,184 lbs. (537 kg)

Curb Weight*** 1,184 lbs. (537 kg) PERFORMANCE Max Forward Speed 19.5 mph (31.4

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

United States — CPSC

We did not match this product to any recall in the data we hold from CPSC, last checked September 19, 2026. Check CPSC’s own search: cpsc.gov/Recalls

European Union

We did not match this product to any recall in the data we hold from the European Union, last checked September 19, 2026. Check the European Union’s own search: ec.europa.eu/safety-gate-alerts/screen/search

United Kingdom

We did not match this product to any recall in the data we hold from the United Kingdom, last checked September 19, 2026. Check the United Kingdom’s own search: gov.uk/product-safety-alerts-reports-recalls

Australia

We did not match this product to any recall in the data we hold from Australia, last checked September 14, 2026. Check Australia’s own search: productsafety.gov.au/recalls

Canada

We did not match this product to any recall in the data we hold from Canada, last checked September 19, 2026. Check Canada’s own search: recalls-rappels.canada.ca/en/search

France

We did not match this product to any recall in the data we hold from France, last checked September 19, 2026. Check France’s own search: rappel.conso.gouv.fr

None of these is a statement that the product is safe or unrecalled — only that our searches found nothing. Each regulator’s own search is linked above.

Battery specs & replacement options