Reference

Aventon Soltera 2.5: parts and specs

Replacement parts and specs for the Aventon Soltera 2.5: Kenda 700x38C tires, Tektro HD-T280 brakes with 180 mm rotors, 7-speed Shimano freewheel, BC280 display, 36V 9.6Ah battery and 36V 2A charger.

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

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This page lists the common replacement parts for the Aventon Soltera 2.5 lightweight city bike. Specs come from Aventon's Soltera 2.5 spec page and Aventon's parts pages, read Nov 9, 2026. Aventon's parts pages often don't show a price until you pick your model, so where no price is given below, check the page or ask Aventon.

Photo needed: The Soltera 2.5 from the drive side, showing the 7-speed freewheel.. Add one

Electrical parts on this list must match this exact model, and they are fitted at the external plugs or by a pro. Never open the battery, controller, motor or display. For battery and charger trouble, start with battery won't charge and e-bike battery care.

Parts list

Tire: Kenda K1085, 700x38C (spec page).
Inner tube: Aventon's inner tube page lists a 700Cx35C tube, SKU 19003-4200030, for the Soltera SS, Soltera 7S and Soltera 2.5. Its tubes page showed tubes from $9.99, read Nov 9, 2026.
Brake rotor: 180 mm 6-bolt, front and rear (spec page).
Disc brake caliper: Tektro HD-T280 hydraulic, front and rear (spec page).
Chain: 7/8 speed, 110 links (spec page).
Freewheel: Shimano MF-TZ500-7, 7-speed, 14 to 28T, with a Shimano Tourney derailleur and 48T chainring (spec page).
Hub motor: 36V brushless rear hub, 350 W sustained, 540 W peak, 45 Nm (spec page).
E-bike display: Aventon BC280 full-color LCD (spec page). Aventon's displays page listed the Full Color Display, BC 280 at $69.99, read Nov 9, 2026, but its BC 280 page gives no model fit list, so confirm with Aventon.
Throttle: Aventon left-hand handlebar throttle (spec page).
Pedal assist sensor: double-sided bottom bracket torque sensor (spec page).
E-bike charger: 36V, 2A (spec page).
E-bike battery: removable internal 36V, 9.6Ah, 345.6Wh with LG cells (spec page).
E-bike lights: front and rear lights integrated (spec page).
Pedals: 9/16" alloy platform (spec page).

Tools for common jobs

Hex keys: caliper, stem and handlebar bolts.
Tire levers: changing a tube.
Floor pump with gauge: setting pressure within the sidewall range.
Axle nut wrench: removing the rear motor wheel; the size isn't stated, so check yours.
Torque wrench: axle nuts, brake bolts and pedals, to your manual's values.
Pedal wrench: swapping the 9/16" pedals; see replace pedals.
Brake pad spreader: resetting the pistons before new pads.
Brake bleed kit: bleeding when the Tektro lever feels soft; see bleed Tektro brakes. Check the fluid with Aventon.
Chain checker: catching chain wear early.
Chain lube: after cleaning and wet rides.
Chain tool: fitting a new chain at the listed length.
Multimeter: testing charger output at its plug, per check your charger. Never probe the battery.

Where to buy

Aventon's inner tube page and displays page.
Independent sellers: parts suppliers.
A shop or Aventon dealer can order and fit parts: 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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