ShoesBrooksCascadia 17

Brooks

Brooks Cascadia 17

Brooks Cascadia 17. 33.1mm stack, 329g. Retailer specs verified on Running Warehouse.

PR Run Verified
Soft trailsLong ultrasDaily training

PR Run scores

Grip3/5
Cushion4/5
Protection4/5
Durability4/5
Versatility3/5

PR Run derived fit scores

88Elite

100-miler readiness

Will this shoe survive a hundred-mile night? 33.1 mm stack, cushion 4/5

64Solid

Descent tolerance

Does it save your toenails on long descents? 23.9 mm forefoot stack

65Great

Swelling room

Room to grow when your feet swell? 33.1 mm heel stack

82Elite

Grit resistance

Does dust stay outside the shoe? 5 BR breathability

24Weak

Hot-day comfort

How well does it breathe in heat? 5 BR / ?% drying

40Passable

Achilles-friendly

Kind to a cranky achilles? 9.2 mm drop, heel counter 5/5

Full specs

Drop

9.2 mm

Heel stack

33.1 mm

Forefoot stack

23.9 mm

Weight

278 g

Lug depth

3.9 mm

Plate

No

Waterproof

No

Lab measurements

MeasurementValue
Breathability5 BR
Heel counter5/5
Outsole thickness2.0 mm
Tongue padding4.7 mm
Insole removableYes
Insole thickness4.8 mm
Reflective elementsNo

Lab numbers from RunRepeat. Sources.

Fit intelligence

True to size.

Fit numbers from the lab. Swell guidance: foot care.

Questions before you race

Is the Brooks Cascadia 17 good for 100-mile races?

Elite. 33.1 mm stack, cushion 4/5. 100-miler readiness score 88/100.

Does the Brooks Cascadia 17 fit wide feet?

Toebox width has not been measured in the lab yet.

What is the drop on the Brooks Cascadia 17?

9.2 mm, with a 33.1 mm heel stack and 23.9 mm forefoot.

Is the Brooks Cascadia 17 good on wet rock?

Lab traction has not been measured for this model yet.

Manufacturer specs

New lab data on soft trails shoes, once a month.

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Image: Brooks product photo

Specs: manufacturer. Verified Sep 4, 2026.

Report inaccurate data: hi@pr.run. Data sources.

Brooks Cascadia 17 Review, Specs, and Fit (2026) | PR Run