The Sterling S425 (2025) is a compact, Class 3 mobility scooter designed for both road and pavement use, offering a top speed of 8 mph (≈12 km/h), a maximum range of up to 42 km (26 miles), and a user weight capacity of 150 kg. It combines large 30 cm pneumatic wheels, full suspension, and advanced LED lighting for safe, comfortable outdoor travel.
Key Specifications
- Top speed: 8 mph (≈12 km/h)
- Range: Up to 42 km (26 miles) with dual 55Ah batteries
- Battery: 2 × 12V 55Ah sealed lead-acid batteries
- Weight capacity: 150 kg (23.7 stone)
- Dimensions: Length 135 cm, Width 66 cm, Seat height adjustable 45–50 cm
- Turning radius: 2.0 m (≈79″)
- Ground clearance: 13 cm (5″)
- Slope capability: Safe up to 8° gradients
- Tyres: 30 cm pneumatic wheels (front & rear)
- Lighting: Advanced LED front/rear lights, indicators, energy-efficient
- Seat: Luxury captain’s seat, swivel, height/depth/recline adjustable, flip-up armrests
- Controls: Ergonomic delta tiller, wig-wag control system, infinitely adjustable






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