K2

Commonwealth 2026

2026 K2 Commonwealth Snowboard Built off the award-winning geometry of the Passport, the 2026 K2 Commonwealth takes things up a notch with beefed-up construction tuned for higher speeds, steeper terrain, and a more aggressive riding style. Designed for all genders and developed through extensive prototyping, the Commonwealth delivers a confident, locked-in ride with more energy, edge hold, and response under pressure. It features the same tapered directional shape as the Passport, now reinforced with a stiffer triax glass layup and K2&';s precision-tuned Spectral Braid(TM). If you&';ve been dreaming of a more powerful Passport-you just found it. Who is this board best for?Intermediate to advanced riders who love the Passport&';s shape but want more stability and control when pushing limits on steeps, groomers, and freeride terrain. What is new on the 2026 model?NEW MODEL Summary Rider Level Intermediate-Advanced Rider Style All-Mountain / Freeride Camber Profile Directional Camber Flex 7/10 (Stiff) Shape Tapered Directional Core A1 Core Laminates Triax Glass, Spectral Braid(TM) Base Wax Infused Sintered 4001 Binding Mount 2x4 Inserts Warranty 5-Year Warranty Camber Profile Directional Camber - Camber throughout most of the board with early rise in the nose for float and smooth turn entry. Flex Flex Rating: 7/10 - A powerful flex tuned for precision, energy, and confident control at speed. Shape Tapered Directional - A wider nose and slight taper help the board float easily and track confidently in variable conditions. Core A1 Core - A blend of bamboo, aspen, and paulownia gives this core snappy response, durability, and dampness for fast freeride lines. Backed by K2&';s 5-year warranty. Laminates Triax Glass - Fiberglass woven in three directions increases torsional stiffness and power. Spectral Braid(TM) - Patented variable-angle fiber reinforcement that fine-tunes the longitudinal and torsional flex independently. Base Wax Infused Sintered 4001 - Fast, dense, and durable base that holds wax longer and glides smoother over flats and mixed snow. Binding Compatibility 2x4 Inserts - Compatible with most modern bindings; not compatible with Burton EST. Additional Features SnoPhobic Topsheet - Resists snow buildup to keep the board light and easy to maneuver. Size ChartWeight ranges are general recommendations-riders slightly above or below can still ride the board comfortably based on style and preference. Size Effective Edge (cm) Tip/Waist/Tail (mm) Sidecut (m) Stance (in) Setback (in) Rider Weight (lbs) 146 109 28.8 / 24.3 / 28.0 5.3 / 7.3 / 4.8 19 0.75 90-160+ 149 112 29.2 / 24.6 / 28.4 5.5 / 7.5 / 5.0 19 0.75 90-160+ 151 114 29.4 / 24.8 / 28.6 5.6 / 7.6 / 5.1 20 0.75 120-190+ 151W 117 30.0 / 25.4 / 29.2 5.6 / 7.6 / 5.1 21 0.75 120-190+ 154 119 29.9 / 25.2 / 29.1 5.8 / 7.8 / 5.3 21 0.75 120-190+ 157 121 30.7 / 26.0 / 29.9 5.8 / 7.8 / 5.3 21 0.75 120-190+ 157W 121 31.1 / 26.3 / 31.1 6.0 / 8.0 / 5.5 21 0.75 120-190+ 159W 123 31.4 / 26.6 / 30.6 6.2 / 8.2 / 5.7 22 0.75 130-210+ 160 123 30.6 / 25.8 / 29.8 6.2 / 8.2 / 5.7 22 0.75 130-210+ 162W 124 31.8 / 26.9 / 31.0 6.4 / 8.4 / 5.9 23 0.75 140-230+ 163 123 31.0 / 26.1 / 30.2 6.4 / 8.4 / 5.9 23 0.75 140-230+ 166W 126 31.9 / 26.9 / 31.1 6.6 / 8.6 / 6.1 23 0.75 140-230+

TerrainFreeride
Ability levelIntermediate-Advanced
ProfileCamber
ShapeDirectional
FlexStiff
Mount pattern2x4
CoreBamboo
Other years:2027

Sizes & measurements

SizeWaist (mm)Eff. edge (mm)Tip (mm)Tail (mm)Sidecut (m)Rider weight (lbs)
146 (REGULAR)24310902882805.390-160​+
149 (REGULAR)24611202922845.590-160​+
151 (REGULAR)24811402942865.6120-190​+
151W (REGULAR)
154 (REGULAR)25411302992995.8120-190​+
154W (REGULAR)
157 (REGULAR)25211803032956130-210​+
157W (REGULAR)
159W (REGULAR)
160 (REGULAR)26012103062986.2130-210​+
162W (WIDE)26912303183106.4140-230​+
163W (REGULAR)
166W (REGULAR)

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