By James Hickman — Former USA Cycling Expert Coach, Masters Racer
SPECIAL THANKS TO SPECIALIZED.COM FOR THE IMAGES CONTAINED IN THIS ARTICLE!
Specialized rebuilt its flagship electric mountain bike from the ground up for this generation. The S-Works Turbo Levo 4 isn’t a spec bump on the previous frame — it’s a new motor platform, a redesigned carbon chassis, and a build list pulled entirely from SRAM’s and FOX’s top tiers. If you’re tracking where high-end e-MTBs are headed in 2026, this is the bike setting the pace.
Contents
Motor and Battery
The new Specialized 3.1 S-Works motor puts out 111Nm of torque and 850W of peak power — a meaningful jump for riders who found the previous Levo’s motor to be the limiting factor on steep, technical climbs. It’s paired with an 840Wh battery that sits in a side-entry position in the down tube, which makes swapping or charging the battery straightforward without pulling the whole bike apart.
In practical terms, this power level puts the Levo 4 in the same conversation as the hardest-hitting e-MTBs on the market. Riders who found the previous-generation Levo underpowered on sustained technical climbs will notice the difference immediately.
MasterMind T3 Display and Charging
The all-new MasterMind T3 display system uses a 2.2″ high-resolution color screen that’s fully customizable through the Specialized app — riders can configure exactly which ride data shows up front and center. Charging is handled by Specialized’s 12-amp smart charger, which includes four charge modes: Standard, Fast, Eco, and a charge-to-80% option for riders looking to extend long-term battery health, similar to the charging logic EV owners are already used to.
Frame and Suspension
The frame is an all-new FACT 11m carbon chassis and rear-end with a carbon shock extension, 12x148mm dropouts, sealed cartridge bearing pivots, and SRAM UDH compatibility for easier derailleur alignment and replacement. SWAT internal storage carries over, and the frame is built around 150mm of rear travel with a fork rated up to 180mm.
Suspension duties go to a FOX FLOAT X Factory rear shock with Specialized’s GENIE shock technology and Ride Dynamics Trail tuning, giving riders a 2-position lever with a 3-setting Open mode tuning range plus low-speed rebound adjustment. Up front, the FOX FLOAT 38 Factory fork runs the GRIP X2 damper with both high- and low-speed compression and rebound adjustment, delivering 160mm of travel through a 44mm offset chassis.
Drivetrain and Brakes
The Levo 4 runs a full SRAM XX Eagle Transmission — a 12-speed, 10-52t setup with a carbon crank and a 34t T-Type chainring. The notable detail here is how the rear derailleur is powered: instead of running its own AXS battery, it’s wired directly into the Levo’s main battery through an integrated hot shoe. That’s one less battery to charge and one less thing to forget before a ride.
Braking comes from SRAM Maven Ultimate 4-piston calipers front and rear, paired with a 220mm rotor up front and a 200mm rotor in back. Those are big rotors even by enduro standards, but they make sense on a bike that weighs over 50 pounds fully built — more mass means more braking force is needed to control speed on steep descents.
Wheels, Cockpit, and Weight
Specialized spec’d a mullet setup — a 29″ front wheel and 27.5″ rear — on Roval Traverse HD hookless carbon wheels built on DT Swiss 240 hubs. Tires are Butcher, GRID GRAVITY casing front and rear, a reliable choice for riders who spend more time on rough, technical trail than groomed singletrack.
Cockpit components include a RaceFace Era carbon riser bar, an Industry 9 stem, Deity Lockjaw grips, and a FOX Transfer NEO Factory dropper post. Claimed weight for a size S4 is 23.68kg (52 lb, 3.3 oz) — heavy compared to an unassisted trail bike, but competitive within the high-power e-MTB class where battery and motor weight are simply part of the equation.
Who It’s For
The S-Works Turbo Levo 4 is built for riders who want maximum motor output and travel without compromise, and who are willing to pay S-Works pricing to get it. If you’re outfitting a new build in this category, it’s worth checking Competitive Cyclist for protective gear and trail accessories to match. This isn’t a bike for riders looking to save weight or dip a toe into e-MTBs — it’s for riders who already know they want the most powerful, best-equipped machine Specialized makes.
Frequently Asked Questions
How much does the S-Works Turbo Levo 4 weigh?
A size S4 S-Works Turbo Levo 4 weighs 23.68kg (52 lb, 3.3 oz) as spec’d. Weight varies by frame size and colorway.
What’s the battery capacity of the S-Works Turbo Levo 4?
It runs an 840Wh battery paired with the Specialized 3.1 S-Works motor, which produces 111Nm of torque and 850W of peak power.
Is the S-Works Turbo Levo 4 a mullet (mixed-wheel) bike?
Yes. It runs a 29″ front wheel and a 27.5″ rear wheel, both on Roval Traverse HD hookless carbon rims.
What drivetrain does the S-Works Turbo Levo 4 use?
A SRAM XX Eagle Transmission, 12-speed, 10-52t. The rear derailleur’s AXS battery is wired directly into the bike’s main battery through an integrated hot shoe rather than running its own separate battery.
James Hickman is a former USA Cycling Expert-level coach who has worked with cyclists at every level, from beginners to competitive racers. He served as a coach for the Leukemia & Lymphoma Society’s Team In Training program, helping riders prepare for and complete century events. A Masters-category racer himself, he competed and earned podium finishes in Southern California events and holds a Platinum finish at El Tour de Tucson, completing the 100 miles+ in under five hours.
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