Open today · 10am–5pm·105, 11127 15th Street NE, Calgary·📞 888-400-7221
Book Service
ESC to close · search products, parts & accessories
Start typing to searchFind products by name, brand, SKU, or category — or pick a popular tag above.
Home  /  Shop  /  Parts & Accessories  /  CST Big Boat Fat Tire - 20" x 4.0" & Valve Tube
Surface604Bikes

CST Big Boat Fat Tire - 20" x 4.0" & Valve Tube

$81.90In stock — available today
SKU: s604-CSTBB2040_s2

Get back on the road quickly with this CST Big Boat fat tire bundled with a matching valve tube. This 20" x 4.0" tire is the original equipment specification for Surface 604 folding eBikes, delivering the perfect… Read more ↓

Reserve in-store
Ships Canada-wideor pick up at our Calgary shop
Free local deliveryOn $200+ · Canada-wide shipping at checkout
Pay online by cardor in person (cash · debit · e-transfer) if local
5-yr frame warranty+ 1-yr electric system

Get back on the road quickly with this CST Big Boat fat tire bundled with a matching valve tube. This 20" x 4.0" tire is the original equipment specification for Surface 604 folding eBikes, delivering the perfect…

Get back on the road quickly with this CST Big Boat fat tire bundled with a matching valve tube. This 20" x 4.0" tire is the original equipment specification for Surface 604 folding eBikes, delivering the perfect balance of traction, durability, and ride comfort that fat tires are known for.

The wide profile absorbs road imperfections and provides excellent stability at speed, while the durable compound handles the demands of electric motor torque. The included inner tube saves you a separate purchase and ensures you have everything needed for installation. One tire and one tube included in this package.

The Big Boat tread pattern works well on both paved streets and packed trails, making it a versatile choice for everyday commuting and weekend adventures.