Surly Lou
Top Pick
Surly

Surly Lou

4.6

Best high traction rear tire for deep snow and soft terrain

Engineered specifically for the rear wheel, this fat bike tire uses aggressive, tall knobs to claw through the most challenging terrain. Its supple casing conforms to the ground, providing the traction and stability needed for steep climbs and technical descents in soft conditions.

$125.00

In stock

at

Bikeman

Tire Width Mm 122
Tire Type Clincher, Tubeless
Clincher, Tubeless
Tubeless

Who it's for

  • Winter cyclists navigating deep snow or soft, unstable terrain
  • Fat bike riders seeking stability on soft, unpacked trails
  • Backcountry explorers who prioritize reliability in harsh conditions

Who should skip it

  • Weight-conscious racers looking for a fast, nimble setup
  • Riders frequently traveling on hard-packed or paved surfaces
  • Owners of older or narrower fat bike frames

Performance breakdown

Traction Control

Aggressive knobs bite deep into loose, muddy, or technical terrain.

Excellent

Floatation Capability

Massive 4.8-inch width keeps you on top of soft snow.

Excellent

Terrain Compliance

Supple 120tpi casing conforms beautifully to rocks and uneven roots.

Excellent

Braking Performance

Rear-specific tread pattern provides confident stopping power on steep descents.

Excellent

Weight Penalty

Substantial mass adds rotational weight that you will definitely feel.

Good

Tubeless Reliability

Tubeless-ready design allows for lower pressures without risking pinch flats.

Excellent

Key Specs

Tire Size

26 x 4.8 inches

TPI

120

Weight

1585 grams

Tire Type

Tubeless Ready Clincher

Bead Type

Folding

Max Pressure

30 PSI

ISO Width

122 mm

ISO Diameter

559 mm

Intended Use

Fat Bike

Know before you buy

Still have a question?

Ask Metto anything about the Surly Lou before you decide.

Surly Lou

Ready to buy?

Bikeman
Bikeman
In stock
$125.00
Buy
2peaksbikes
2peaksbikes
In stock
$125.00
Buy