Ski-Doo

2024 Summit X 154 850 Turbo R

Better E-TEC
Walkaround photos on request — text us
The machine

What you're looking at.

Summit X Turbo R · the mountain benchmark

In Ski-Doo's 2024 deep-snow lineup, the Summit X with Expert package and the 850 Turbo R sat at the very top — the factory-turbocharged flagship that ended the aftermarket-turbo era by simply out-engineering it.

Our take: Boost at altitude — the Turbo R doesn't care how thin the air gets. This is the mountain sled benchmark.

The essentials
Engine849cc Rotax 850 E-TEC Turbo R
Layout2-stroke twin · turbocharged
Output~180 hp
MilesE-TEC
The full sheet
Engine849cc Rotax 850 E-TEC Turbo R
Power~180 hp — holds at altitude
Track154-in PowderMax 2.5"
StartSHOT — no pull cord, no battery weight
PlatformREV Gen5, Expert package
SuspensiontMotion XT
InjectionDirect, 2-stroke
SkisDeep-snow specific
CoolingLiquid
MissionDeep powder, high elevation
MintEngine
GoodFrame
The life it led

Every machine has a story.

One season. We imagine trailer lights before dawn, a thermos riding shotgun, and powder days called in sick for — respectfully, strategically. It has felt 10,000 feet and not cared, which is the entire point of a factory turbo. Somewhere a GoPro contains forty minutes of this sled making someone laugh inside their helmet.

A LOVINGLY IMAGINED HISTORY · THE MILES ARE REAL, THE ROMANCE IS OURS

Who rides one

Is this you?

The Summit Turbo buyer checks snow reports like stock tickers. Elevation is their love language. They want boost that doesn't fade at altitude and a sled that climbs lines their friends photograph instead of follow.

The word on it

What the press has said.

The snow press has rated the 850 E-TEC Turbo R the deep-snow benchmark since launch — factory-reliable boost holding power at elevation where naturally aspirated sleds wheeze. The Expert package geometry gets singled out for technical climbing.

The maker

Ski-Doo.

Joseph-Armand Bombardier effectively invented the modern snowmobile, and Ski-Doo has defended the mountain ever since. The Summit line is what deep-snow riding looks like when a company spends sixty years obsessing over powder.

Valcourt, Québec · est. 1959
Rated honest · No games

Come put eyes on it.

Every rating on this page comes from a real inspection sheet. Text us and we'll send walkaround photos and video of this exact machine.