Ski-Doo
Summit X 850 E-TEC 2017-2025
24 parts with published fitment, across 101 published year and track combinations.
Traction, by track
Studding is decided by the track, not by the sled. Ski-Doo and Polaris sell the same model with two or three different tracks, and they do not take the same stud.
| Year | Track as published | Lug | Length | Pitch | Ply | Woody's series | Stud length | Trail | Advanced | Perf. | Stud Boy |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | Summit X 850 E-TEC 154" PowderMax Light FlexEdge 2.5" | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X 850 E-TEC 154" PowderMax X-Light FlexEdge 3.0" | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X 850 E-TEC 165" PowderMax Light FlexEdge 2.5" | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X 850 E-TEC 165" PowderMax X-Light FlexEdge 3.0" | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X 850 E-TEC Turbo R 154" PowderMax Light FlexEdge 2.5" | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X 850 E-TEC Turbo R 154" PowderMax X-Light FlexEdge 3.0" | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X 850 E-TEC Turbo R 165" PowderMax X-Light FlexEdge 3.0" | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X w/ EXPERT Pkg 850 E-TEC 154" PowderMax Light 2.5" | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X w/ EXPERT Pkg 850 E-TEC 154" PowderMax X-Light 3.0" | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X w/ EXPERT Pkg 850 E-TEC 165" PowderMax Light 2.5" | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X w/ EXPERT Pkg 850 E-TEC 165" PowderMax X-Light 3.0" | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X w/ EXPERT Pkg 850 E-TEC Turbo R 154" PowderMax X-Light 3.0" | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2025 | Summit X w/ EXPERT Pkg 850 E-TEC Turbo R 165" PowderMax X-Light 3.0" | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 154 850 E-TEC PowderMax Light FlexEdge 2.5" E.S.(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 154 850 E-TEC PowderMax Light FlexEdge 2.5" M.S.(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 154 850 E-TEC PowderMax Light FlexEdge 2.5" SHOT(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 154 850 E-TEC PowderMax X-Light FlexEdge 3.0" M.S.(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 154 850 E-TEC PowderMax X-Light FlexEdge 3.0" SHOT(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 154 850 E-TEC Turbo R PowderMax Light FlexEdge 2.5" SHOT(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 154 850 E-TEC Turbo R PowderMax X-Light FlexEdge 3.0" SHOT(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 165 850 E-TEC PowderMax Light FlexEdge 2.5" E.S.(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 165 850 E-TEC PowderMax Light FlexEdge 2.5" M.S.(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 165 850 E-TEC PowderMax Light FlexEdge 2.5" SHOT(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 165 850 E-TEC PowderMax X-Light FlexEdge 3.0" M.S.(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 165 850 E-TEC PowderMax X-Light FlexEdge 3.0" SHOT(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X 165 850 E-TEC Turbo R PowderMax X-Light FlexEdge 3.0" SHOT(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X w/ Expert Pkg. 154 850 E-TEC PowderMax X-Light 3.0" SHOT(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X w/ Expert Pkg. 154 850 E-TEC Turbo R PowderMax X-Light 3.0" SHOT(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X w/ Expert Pkg. 165 850 E-TEC PowderMax X-Light 3.0" SHOT(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X w/ Expert Pkg. 165 850 E-TEC Turbo R PowderMax X-Light 3.0" SHOT(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2024 | Summit X w/ Expert Pkg. 175 850 E-TEC Turbo R PowderMax X-Light 3.0" SHOT(Spring) | 3" | 175" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X 154 850 E-TEC PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X 154 850 E-TEC PowderMax X-Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X 154 850 E-TEC Turbo R PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X 154 850 E-TEC Turbo R PowderMax X-Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X 165 850 E-TEC PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X 165 850 E-TEC PowderMax X-Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X 165 850 E-TEC Turbo R PowderMax X-Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X w/ Expert Pkg. 154 850 E-TEC PowderMax X-Light 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X w/ Expert Pkg. 154 850 E-TEC Turbo R PowderMax X-Light 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X w/ Expert Pkg. 165 850 E-TEC PowderMax X-Light 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X w/ Expert Pkg. 165 850 E-TEC Turbo R PowderMax X-Light 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2023 | Summit X w/ Expert Pkg. 175 850 E-TEC Turbo R PowderMax X-Light 3.0"(Spring) | 3" | 175" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 154 850 E-TEC E.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 154 850 E-TEC M.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 154 850 E-TEC M.S. PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 154 850 E-TEC SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 154 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 154 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 154 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 165 850 E-TEC E.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 165 850 E-TEC M.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 165 850 E-TEC M.S. PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 165 850 E-TEC SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 165 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X 165 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X w/ Expert Pkg. 154 850 E-TEC SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X w/ Expert Pkg. 154 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X w/ Expert Pkg. 154 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X w/ Expert Pkg. 154 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X w/ Expert Pkg. 165 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X w/ Expert Pkg. 165 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2022 | Summit X w/ Expert Pkg. 175 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 175" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X 154 850 E-TEC E.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC E.S. PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC M.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC M.S. PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC Turbo M.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC Turbo M.S. PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 154 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X 165 850 E-TEC E.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X 165 850 E-TEC E.S. PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X 165 850 E-TEC M.S. PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X 165 850 E-TEC M.S. PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X 165 850 E-TEC SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X 165 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X 165 850 E-TEC Turbo M.S. PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X 165 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X w/ Expert Pkg. 154 850 E-TEC SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X w/ Expert Pkg. 154 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X w/ Expert Pkg. 154 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 2.5"(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X w/ Expert Pkg. 154 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2021 | Summit X w/ Expert Pkg. 165 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X w/ Expert Pkg. 165 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X w/ Expert Pkg. 175 850 E-TEC SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 175" | 3.5" | single | not published | — | — | — | — | no second source |
| 2021 | Summit X w/ Expert Pkg. 175 850 E-TEC Turbo SHOT PowderMax Light FlexEdge 3.0"(Spring) | 3" | 175" | 3.5" | single | not published | — | — | — | — | no second source |
| 2020 | Summit X 154 850 E-TEC (2.5" PowderMaxLight)(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2020 | Summit X 154 850 E-TEC (3" PowderMaxLight)(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2020 | Summit X 165 850 E-TEC (2.5" PowderMaxLight)(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2020 | Summit X 165 850 E-TEC (3" PowderMaxLight)(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2020 | Summit X 175 850 E-TEC (3" PowderMaxLight)(Spring) | 3" | 175" | 3.5" | single | not published | — | — | — | — | no second source |
| 2020 | Summit X With Expert Package 154 850 E-TEC (Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2020 | Summit X With Expert Package 165 850 E-TEC (Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | no second source |
| 2019 | Summit X 154 850 E-TEC (2.5" PowderMax Light)(Spring) | 2.5" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2019 | Summit X 154 850 E-TEC (3" PowderMax Light)(Spring) | 3" | 154" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2019 | Summit X 165 850 E-TEC (2.5" PowderMax Light)(Spring) | 2.5" | 165" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2019 | Summit X 165 850 E-TEC (3" PowderMax Light)(Spring) | 3" | 165" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
| 2019 | Summit X 175 850 E-TEC (3" PowderMax Light)(Spring) | 3" | 175" | 3.5" | single | not published | — | — | — | — | NA" / NA safety, NA perf. |
Woody's and Stud Boy measure studs differently and their riding-style categories are not the same categories, so the two columns are shown side by side and never blended. Both are checked against each other on the machine facts they do share — lug height and track length.
Drive belts
| Part | Line | Published against | Price |
|---|---|---|---|
| XS821 | Snowmobile | SUMMIT X 850 E-TEC | $269.99 |
Every part with published fitment
Stud Boy Deuce Wear Bar
Stud Boy Round Wear Bar
Stud Boy Shaper Wear Bar
Stud Boy Super-Lite +Plus Backer Plates
Ultimax XS Series Drive Belt
Woody’s Ace Series Carbide Runners
Woody’s Dooly Carbide Wear Rods
Woody’s Executive Series Carbide Runners
Woody’s Extender Trail III Carbide Runners
Woody’s Shallow Socket
Woody’s Track Marker
Woody’s Trail Blazer IV Carbide Runners
Woody’s Universal Track Hole Drill
Sources
- Woody's Traction Hookup Guide — woodystraction.com/wp-json/hookup/v1/sleds/
- Stud Boy per-year application charts — studboytraction.com
Nothing on this page was derived, interpolated or inferred from product copy. Where a manufacturer publishes nothing, the table says so.