Reference

Specialized Turbo Vado SL 2 4.0: parts and specs

Replacement parts and specs for the Specialized Turbo Vado SL 2 4.0: Hemisphere 700 x 47c tires, Tektro HD-R285 hydraulic brakes, Shimano CUES 10-speed, SL2-520 battery and 48V SL charger.

Last edited Nov 9, 2026 by Pedalwise team Edit History Add a subpage

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Specs are for the stock bike as sold; check your own bike before you buy.

This page covers the Specialized Turbo Vado SL 2 4.0, sold from 2024, step-over and step-through. It runs the Specialized SL 1.2 motor (320 W) on a 48V system; see Brose and Specialized motors explained. The wheels use a 12 x 100 mm front and 12 x 142 mm rear thru-axle. On the 5.0 and 6.0 trims, check the parts on your bike before you order.

Photo needed: The Vado SL 2 4.0 from the drive side, showing the slim down tube and 10-speed cassette.. Add one

Electrical parts on this list must match this exact model and are fitted at the external plugs or by a pro. Never open the battery, controller, motor or display. Motor and battery service on this bike is dealer work: a Specialized dealer reads faults and updates firmware with its diagnostic tool.

Parts list

Tire: Specialized Hemisphere, flat protection, reflective sidewalls, wire bead, 700 x 47c, front and rear. The Hemisphere Flat Resistant Wirebead All-Terrain Reflect tire comes in 700 x 47 mm and sells for $45, read Nov 9, 2026.
Inner tube: 29 x 1.75 to 2.4 with a 40 mm Schrader valve.
Disc brake caliper: Tektro HD-R285 hydraulic, front and rear.
Chain: KMC eGlide for 11-speed CUES.
Cassette: Shimano CUES CS-LG400-10, 10-speed, 11 to 48t, with a Shimano CUES RD-U6000 rear derailleur.
E-bike display: Specialized HMI handlebar unit, SBC-D10.
E-bike charger: custom charger for the 48V system with the SL charger plug. The SL Battery Charger is the matching 48V charger, $200, read Nov 9, 2026. The SL 48V charger (SBC-C06) puts out 54.6V DC at 3A and also charges a Range Extender on its own.
E-bike battery: Specialized SL2-520, fully integrated, 520Wh. A Specialized dealer handles battery replacement.
E-bike lights: Lezyne Ebike Power STVZO E500+ headlight (350 lumen) and an FC28 12V taillight.
Grips: Specialized Body Geometry.
Pedals: Specialized Commuter with grip tape and reflectors.
Saddle: Bridge Sport, steel rails, 155 mm, on a 27.2 mm alloy seatpost.

Tools for common jobs

Hex keys: caliper, stem, handlebar and seatpost bolts.
Tire levers: changing a tube.
Floor pump with gauge: setting pressure within the range on the tire sidewall.
Torque wrench: brake bolts, stem and pedals, to your manual's values.
Pedal wrench: swapping pedals; see replace pedals.
Brake pad spreader: resetting the pistons before new pads.
Brake bleed kit: bleeding the Tektro hydraulic brakes, which use mineral brake oil; see bleed Tektro brakes.
Chain checker: catching chain wear early.
Chain lube: after cleaning and wet rides.
Chain tool: sizing a new chain.
Multimeter: testing charger output at its plug, as in check your charger. Never probe the battery.

Where to buy

Specialized: the SL Battery Charger and Hemisphere tire.
Independent sellers: parts suppliers.
A Specialized dealer orders and fits the battery and display: find a shop.

Common repairs

Sources

Stuck after these checks? Find a shop near you.

Need a pro?

If these steps didn't fix it, find a shop near you in our partner network. For battery or wiring trouble, look for shops marked Battery and electrical.

Talk

Questions, things that worked for you, or something that looks wrong on this page.

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