Description
2025 Yamaha UMAX 2-Passenger Commercial Utility Cart
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Condition: Factory New / Current Model Year Commercial Utility Specification
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Year: 2025 Model Year
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Make/Brand: Yamaha Golf-Car
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Model Line: UMAX Utility Series (UMAX Two AC Layout)
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Power System: 48-Volt Alternating Current (AC) Electric Drive
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Energy Storage: Factory 51V Lithium-Ion Power Cell (RoyPow S51105PE Architecture)
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Drive Mechanicals: Direct-Drive Rear Transaxle with Integrated Gear Reduction
The 2025 Yamaha UMAX is a heavy-duty, 2-passenger commercial utility CART operating on a 48-Volt AC electric powertrain and factory-installed lithium-ion technology. Engineered specifically for estate management, commercial maintenance, and light industrial logistics, this CART integrates an oversized aluminum tipping cargo bed with a high-capacity towing configuration.
The structural backbone of this CART consists of the HybriCore Chassis, featuring a robotic-welded automotive ladder-style steel frame integrated with a high-strength polypropylene structural floor bed. The frame is treated via a multi-stage full-immersion phosphate wash, electro-deposition epoxy base coat, and anti-corrosive powder topcoat. The exterior panels are made of automotive-grade thermoplastic olefin finished with a high-luster polyurethane coat, designed to withstand high-impact utility environments.
Lithium-Ion AC Powertrain & Electronic Regulation
High-Torque Utility AC Drivetrain: The 2025 UMAX utilizes a 48-volt AC electric motor delivering a continuous 5.0 kW (6.7 HP) performance rating, regulated via a NEOS 350-Amp AC motor controller unit engineered by Toyota Industries Corporation. This configuration maintains torque stability under heavy payload limits and manages speed reduction down slopes through an automated energy-reclaiming regenerative braking sequence.
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Integrated Lithium Energy System: Powered by a factory-installed 51-Volt RoyPow lithium-ion battery array. This sealed system removes regular user maintenance, eliminating water-refilling cycles, acid leaks, and terminal scaling. It interfaces directly with an internal Battery Management System (BMS) for thermal cell regulation.
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Onboard Intelligent Charging: Equipped with a standard Delta-Q high-frequency smart charger. The unit plugs directly into standard 220V domestic power points and features automatic current cutoff upon reaching full charge to safeguard cell health.
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Chassis Braking Setup: Stopping power utilizes self-adjusting, mechanical rear-wheel drum brakes connected to a floor pedal linkage with a manual-lock parking brake lock-plate.
Key Specifications & Technical Profile
| Feature Category | Factory Technical Specification Profile |
| Seating Configuration | 2-Passenger (Dual Side-by-Side Ergonomic Bucket Seats) |
| Chassis Framework | HybriCore Automotive Steel Ladder Frame & Polypropylene Base |
| Cargo Box Material | Structural Brushed Aluminum with One-Touch Tailgate Release |
| Cargo Bed Capacity | 363 kg (800 lbs) Maximum Bed Load Rating |
| Towing Capacity | 680 kg (1,500 lbs) via Rear 2-Inch Receiver Hitch |
| Motor Classification | 48-Volt Alternating Current (AC) Induction Motor |
| Controller Profile | NEOS 350-Amp AC Controller by Toyota Industries Corp |
| Battery Chemistry | Maintenance-Free 51V RoyPow Lithium-Ion Assembly |
| Maximum Ground Speed | Factory Governed up to 31.4 km/h (19.5 mph) |
| Suspension Geometry | Front: Tru-Trak II Fully Independent Struts // Rear: Swing Arm with Dual-Rate Coil Springs |
Dimensions & Utility Equipment Profiles
1. Physical Footprint & Weight Metrics
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Total Longitudinal Length: 303.0 cm (119.3 inches)
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Total Transverse Width: 125.5 cm (49.4 inches)
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Total Height (With Suntop): 182.5 cm (71.6 inches) to roof crown
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Total Height (Without Suntop): 123.5 cm (48.6 inches) to steering rim
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Wheelbase Distance: 196.1 cm (77.2 inches)
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Front Wheel Track Width: 102.5 cm (40.4 inches)
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Rear Wheel Track Width: 102.0 cm (40.2 inches)
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Minimum Ground Clearance: 11.5 cm (4.5 inches) at differential casing
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Curb Weight (With Lithium Pack): 497 kg (1,096 lbs)
2. Cargo Bed Internal Dimensions
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Internal Bed Length: 104.4 cm (41.1 inches)
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Internal Bed Width: 116.6 cm (45.9 inches)
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Internal Bed Depth: 30.0 cm (11.8 inches)
3. Dashboard Utilities & Storage Compartments
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Under-Hood Storage Lockbox: A 29-litre capacity dry-storage compartment positioned beneath the front hood assembly, accessible via a single-handed external latch mechanism.
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Central Console Interface: Symmetrical console layout featuring dual oversized cup holders, an open center storage well for clipboards/tools, and a dash-mounted digital battery state-of-charge (SOC) meter.
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Cabin Accommodations: Configured with two distinct bucket seats utilizing high-density foam padding and marine-grade vinyl upholstery, split by a structural molded center armrest console
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