Do not buy a used Rad Power Bikes blind.
A certified mobile mechanic meets you at the seller, inspects the bike, tests the battery, and tells you what it is actually worth. Before you hand over the money.
One visit. Full report in your hands the same day.
What we look for on a used Rad Power Bikes
These are the faults documented against Rad Power Bikes in our own repair data, with the price range we see for each. A pre-purchase inspection checks every one of them before you pay.
Controller failure
$140 to $260Controller faults are the signature Rad failure, especially on 2019-2022 RadRunner and RadRover builds. Symptoms are a dead bike with a good battery or assist that surges then quits. Replacement controllers are plentiful and the swap is routine.
Battery dies quickly
$90 to $650Rad packs are 48V with well-known cell configurations; load testing gives a clear verdict. Out-of-warranty replacements are available from Rad and reputable third parties. Avoid no-name packs without UL certification.
All Rad Power Bikes repairs and pricing →What a replacement pack costs →
Your other option is paying someone else to be sure.
Certified and reconditioned eBikes exist for exactly this reason. A company buys the bike, ships it to a warehouse, puts a mechanic on it, and sells it to you with a guarantee. That works, and you pay for it in the price.
The whole industry has organised itself around one fact: nobody trusts a used eBike until a mechanic has touched it.
We do the same thing without the warehouse. The bike stays where it is, the seller keeps their listing, you keep the private party price, and a mechanic still touches it before your money moves.
What we check.
- Battery
- Cycle count, pack voltage, cell balance, voltage under load, pack age, physical and thermal condition, stored error history. We report capacity as a range with a confidence level, because anyone giving you a single exact percentage in a driveway is guessing.
- Motor and drive
- Power delivery across assist levels, sensor response, motor noise under load, chain and cassette wear, shifting.
- Brakes
- Pad life, rotor condition, lever feel, leaks, motor cutoff.
- Electrical
- Display, throttle, lights, harness condition, connector corrosion, evidence of water ingress.
- Frame, fork, wheels
- Cracks, dents, alignment, suspension, bearings, spokes, tires.
- Parts and support outlook
- Whether the brand still supports this model, whether the battery is proprietary, whether a replacement pack exists and what it costs. This is the section that keeps people out of orphaned bikes.
- Your report
- A shareable link and PDF with photos, a pass, caution or fail on every system, an itemized cost to bring it to serviceable condition, and a condition adjusted value: what this specific bike is worth, not what the model is worth in general.
Check availability in your area
Enter the ZIP where the bike is and we will tell you exactly where we stand.
Enter the ZIP where the bike is, at the top of this page, and we will tell you exactly where we stand in that area.