Go further on any surface. The Bair Bikes 20 x 4 Inch Fat Tyres are heavy-duty replacement tyres designed for fat tyre electric bikes — delivering superior grip, stability, and comfort across a wide range of surfaces including sand, gravel, grass, and uneven coastal terrain.

Fat tyres are what make fat tyre e-bikes such a joy to ride. The wider contact patch absorbs bumps and rough surfaces effortlessly, provides exceptional traction in loose or slippery conditions, and gives your e-bike a planted, confident feel that narrower tyres simply can't match. When it's time to replace your fat tyres, don't settle for anything less than the right fit and quality construction.

Perfect for Surf Coast riders who take their e-bikes onto beach paths, gravel trails, and mixed terrain — where fat tyres truly come into their own.

Key Features:

• 20 x 4 inch size — designed for fat tyre e-bikes and compatible electric bike models
• Wide contact patch for superior grip on sand, gravel, grass, and loose surfaces
• Puncture resistant construction for reliable performance on mixed terrain
• Durable rubber compound built to handle the demands of daily e-bike riding
• Smooth rolling centre tread for efficient pedalling on sealed roads
• Aggressive shoulder knobs for confidence in corners and on loose surfaces
• Compatible with all Bair Bikes fat tyre e-bike models

Who It's For: Fat tyre e-bike owners who need quality replacement tyres — from Surf Coast beach riders and gravel explorers to daily commuters who want the comfort and confidence of fat tyres on every ride.

Best Paired With: Keep a 20 inch inner tube, Portable Bike Pump, and Strong Tube Repair Kit on hand alongside your spare tyres for a complete tyre care and puncture-ready setup.

The right tyre makes every surface your terrain — fat, confident, and ready for anything.