Yamaha Golf Car UMAX 4 Li (2027)
yamahagolfcar.com/models/umax4-li/specs
The Yamaha Golf Car UMAX 4 Li is a golf cart with a stated top speed of 17.5 mph, a towing capacity of 1300lbs and a curb weight of 1,316 lbs. (597 kg).
Last updated: 16 September 2026
Motor and performance
- Motor type
- 48-volt AC
- Motor power rating
- 6.7 hp (5.0 kW FOR 60 minutes)
- Top speed
- 17.5 mph — the slowest of the electric UMAX range
- Towing capacity
- 1300lbs
Row from the maker’s page: “Motor” | “48-volt AC”
Source: yamahagolfcar.com/models/umax4-li/specs
“Output Rating 6.7 hp (5.0 kW FOR 60 minutes)”
Source: yamahagolfcar.com/models/umax4-li/specs
Row from the maker’s page: “Max Forward Speed” | “17.5 mph (28 km/h)”
Source: yamahagolfcar.com/models/umax4-li/specs
Row from the maker’s page: “Towing Capacity” | “1300lbs”
Source: yamahagolfcar.com/models/umax4-li/specs
Battery and charging
- The pack this takes, and where to find it
- Customized models S51105P-A
- Battery fitted
- RoyPow S51105PE (51-Volt)
- Vehicle control module
- A NEOS 350 A AC controller, by Toyota Industries
- Charger fitted
- Delta-Q Charger
“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
Row from the maker’s page: “Batteries” | “RoyPow S51105PE (51-Volt)”
Source: yamahagolfcar.com/models/umax4-li/specs
“Motor Control Unit NEOS 350 amp AC controller by Toyota Industries Corporation”
Source: yamahagolfcar.com/models/umax4-li/specs
Row from the maker’s page: “Charger” | “Delta-Q Charger”
Source: yamahagolfcar.com/models/umax4-li/specs
Size and fit
- Bed capacity
- 300 lbs.
- Overall length
- 145.1 in (3685 mm)
- Tyre size fitted
- 20x10x10 4ply Monitor K389 (front) K500 (rear
- Curb weight
- 1,316 lbs. (597 kg)
Row from the maker’s page: “Cargo Bed Capacity” | “300 lbs.”
Source: yamahagolfcar.com/models/umax4-li/specs
Row from the maker’s page: “Overall Length” | “145.1 in (3685 mm)”
Source: yamahagolfcar.com/models/umax4-li/specs
“Tire Size 20x10x10 4ply Monitor K389 (front) K500 (rear”
Source: yamahagolfcar.com/models/umax4-li/specs
Row from the maker’s page: “Curb Weight***” | “1,316 lbs. (597 kg)”
Source: yamahagolfcar.com/models/umax4-li/specs
This model’s recall history
Notices that name this model in other model years. They are not recalls for the machine on this page — each one says below which years it covers.
Model year 2023 UMAX vehicles were recalled for crash and injury hazards and a risk of death. This row is a 2027 machine and is not among them.
About 352,000 Yamaha golf car vehicles, model years 2016 to 2024, were recalled for an accelerator pedal spring that can stick — a stop-use notice expanding four earlier recalls. This row is a 2027 machine and is not among them.
Sources
- 2027 UMAX 4 Li - Specifications | Yamaha Golf CarArchived document
Source: yamahagolfcar.com/models/umax4-li/specs
Retrieved September 16, 2026
- ROYPOW S51105L 48V 105Ah Lithium Golf Cart BatteryArchived document
Source: roypow.com/lifepo4-golf-cart-batteries-s51105p-a-product
Retrieved September 15, 2026