20/26×4.0 Front Fat-Bike Wheel, 36H Double-Wall Alloy Rim, 135 mm Bolt-On Hub, 13G Spokes, Disc-Brake Ready – Snow/Sand/E-Bike Conversion Kit

20/26×4.0 Front Fat-Bike Wheel, 36H Double-Wall Alloy Rim, 135 mm Bolt-On Hub, 13G Spokes, Disc-Brake Ready – Snow/Sand/E-Bike Conversion Kit

20×4.0″ 96mm wide rims provide strong buoyancy on powder snow or sand; easily ride on winter roads, beaches, and rough urban terrain with stable performance 36-hole double-wall alloy rims with 13G stainless steel spokes, durable construction supports heavy-duty riding and provides reliable strength for daily off-road use Double-sealed bearings offer smooth rolling performance; six-hole ISO mount fits 160-203mm disc brakes, no extra adapters needed Pre-installed 15×100mm solid axles, compatible with standard fat tire front forks; easy to install and secure with proper nut tightening Rim liners pre-installed, valve holes compatible with Schrader or Presta valves; simple and quick installation for tire, inner tube and disc brak

Make every season a cycling season. This 20x4.0-inch front wheel is designed for snow, sand, and urban gravel roads, while also handling the extra torque of a 500-watt e-bike motor.

Rim

- 36-hole, double-layer 6061-T6 aluminum alloy, 80mm inner width / 96mm outer width

- Sleeve and pin connection, weighing only 1.05 kg, yet capable of supporting a system weight of 150 kg

- Pre-installed rim bushing and 8mm American/French valve stem bore – no additional purchase required

Hub

- 135mm dropout, 15×100mm solid bolt axle – direct mount to fat tire forks or 20-inch front hub motor dropouts

- Two 1527-2RS sealed bearings (27mm outer diameter) for smoother operation and 3 times the lifespan of ball bearings

- 6-hole ISO disc brake mount, compatible with 160-203mm discs; laser-etched rotation markings for quick and safe inspection

Spokes and Spoke Caps

- 13g (2.3mm) stainless steel spokes, black coating, triple cross-weave balancing lateral stiffness and longitudinal flexibility

- Brass chrome-plated spoke caps resist winter salt spray corrosion; 18mm length allows for years of correction and adjustment.

Performance

- Fits 4.0–4.8 inch tires at 0.5–0.8 bar (8–12 psi); wide contact patch allows for easy handling on powder snow or soft sand.

- Tested for 5000km of low-temperature impact: -30°C rim impact = no cracks, bearing resistance increase