Bicycle Electronics
bicycle electronics — pre-owned
Browse 1,605 bicycle electronics — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Hammerhead New Karoo (Karoo 3) GPS Cycling Computer
Lightly used Karoo 3 (aka new Karoo) bike computer. Looks new, no scratches or visible wear and tear.

Rotor INspider Power Meter
Rotor INspider Power meter with 175mm Aldus Cranks. 52/36 noQ chain rings. 30mm axle.

SRM PC8 Cycling Computer Head Units ANT+ GPS Power Meter Bike Computer 10 units
The SRM PC8 Cycling Computer Head Units are high-quality bike computers designed for serious cyclists. Made with durable materials like stainless steel, plastic, and metal, these units are built to last. With features like ANT+ technology and GPS sensors, these computers provide all the necessary measurements for a cycling enthusiast. Head unit only, no charging cord. They have a multicolor design and a compact size of 3 inches in length, 2 inches in height, and 3/4 inches in width. The units are powered by batteries and include a charger for added convenience. Made in Germany, these cycling computers are a top choice for avid cyclists looking to improve their performance on the road.

Power2max NG Power Meter Cannondale One Crankset
Cannondale One Power2max NG rechargeable power meter Cranks are 172.5mm with FSA 52/36 rings The unit comes as pictured without the spindle. You can either buy a new spindle for approx $80 or just use any nondrive side cannondale SI crank arm and spindle. You can also just remove the spider from the crank arms with the spider removal tool and put lighter Cannondale cranks in. Power Meter works perfectly and is super reliable and accurate to +/- 1%

Garmin Edge 830 Performance GPS Cycling Computer
The Garmin Edge 830 Performance GPS Cycling Computer is a high-quality bike computer designed for cycling enthusiasts. It offers features such as interval training, bike alarm, auto scroll, auto lap, virtual partner, group messaging and tracking, auto pause, advanced workouts, and vo2 max. With its sleek design and user-friendly interface, this GPS cycling computer from Garmin is perfect for cyclists looking to track their performance and improve their training regimen.

Garmin Rally RS100 Single Sensing Power Meter Pedals 010-02388-03
Upgrade later to the dual-sensing system. Pair Rally RS100 with compatible Edge cycling computers and the Garmin Connect app for easy data uploads and software updates. Even connect with the Tacx Training app when you take your ride inside.
You save $230.00

Hammerhead Karoo 2 GPS Bike Computer Touch Screen Music Bright Big Screen
Please check the images before making a purchase you get exactly what you see This is a tested used item!! No other parts or accessories included other than pictured!! Thank you!!
You save $14.00

Garmin Edge 830 With Protective Skin, box, some accessories, GREAT condition
There is another screen protector, a protective shell for the unit, a little wrist strap (?). This was not mine. Screen looks great. Touch screen works. Everything seems in order. I have not tested how LONG the battery lasts per se, but it doesn't seem to be draining quickly.

Shimano Di2 BT-DN110-A Internal Battery, PC
This Shimano Di2 battery is in good shape. This battery was off of 2017 bike. Look at pictures for details!

Hammerhead Karoo 2 GPS Cycling Computer Touchscreen WiFi Bluetooth ANT+ USED
· Model: Karoo 2. Wi-Fi & Bluetooth connectivity. Compatible with ANT+& Bluetooth sensors. Large, high-resolution touchscreen display. · Sensors: Compatible with ANT+ & Bluetooth sensors. · Display: Touchscreen.

Core Body Temperature Monitor - Heat Training Tool for Cycling, Triathlon etc.
The Core Body Temperature Monitor is a high-tech heart rate monitor specifically designed for cycling and triathlon enthusiasts. Made by the brand Core, this device provides accurate heart rate measurements and incorporates Core body temperature sensors for added monitoring capabilities. Its sleek white design is perfect for athletes looking to track their performance and ensure optimal training conditions. Made in China, this tool is an essential component for those serious about their sport and training regimens. Ships with original box and accessories.

Garmin Edge 1030 Plus GPS Cycling Computer
Garmin Edge 1030 Plus GPS Cycling Computer

Power2Max NGEco Praxis Road/Gravel 5 bolt power meter and Praxis crankset
Note: the left plastic clip for the battery cover snapped off, but the rubber cover still fits/stays on perfectly (you can see this in the close-up photo) Everything pictured is also included - I removed this crankset from my gravel bike and replaced it with another one.

TESTED Garmin VECTOR PR3 Dual Side Wireless Power Meter Pedals & Pods NO CLEATS
Fresh batteries installed and tested, they wake up instantly and readily pair with a Garmin head unit. Condition is excellent with silky smooth bearing free of play.

Power2Max Power Meter Rotor 3D Comp Used Untested
Power2Max Power Meter Rotor 3D Comp Used Untested. Condition is Used. Shipped with USPS Ground Advantage.
You save $10.00

Stages Cycling Shimano 105 5800 Power Meter Left Crank 172.5mm Gen 3 Black
they have been installed, but not ridden. Have a few minor cosmetic scratches, but other than that they are almost brand new. Please look at pictures for condition, this is the exact item as isted. Great crankset and Stages is the best power meter in my humble opinion. Feel free to ask any questions and I'll do my best to answer

Shimano Ultegra FC-R8000 Stages Gen 3 Left Sided Power Meter 175mm, 50/34
Selling my Shimano Ultegra R8000 Crankset with a Stages Gen 3 Left Sided Power Meter 175mm crank arm length, 50/34 chainrings Crank itself is in excellent condition, minimal scuffing on arms, teeth on rings show very little wear Power meter has updated firmware, calibrates within range (see attached pictures for zero offset), and reads accurately when compared to my Kickr smart trainer

Garmin Vector 3S Power Meter Bike Pedals 60 Day Guarantee.
These pedals are in great shape, the pedals are smooth and it hooked right up to my Garmin. I’ll install a fresh battery before I send it out.

Shimano EW-RS910 2-Port Internal Di2 Junction Box EXCELLENT USED
Shimano EW-RS910 2-Port Internal Di2 Junction Box. Parted out my old Canyon bike.

Hammerhead Karoo 3 GPS Bike Computer (WORKS, no screen)
Spare screen was attached to this unit in order to check / demonstrate it is functional and take pictures. Included: head unit without screen (+ used delaminated functional screen assembly upon request).

Garmin Rally RK200 Power Meter Pedals - Dual Sensing with Bluetooth 010-02388-00
Pair Rally RK200 with compatible Edge cycling computers and the Garmin Connect app for easy data uploads and software updates. Even connect with the Tacx Training app when you take your ride inside.
You save $450.00

Cycliq Fly12 CE Gen3 + Fly6 CE Bike Cameras
I use minimum light level although all the light options work perfectly as do Incident Capture and Bike Alarm functions etc. Check Cycliq’s web site for the whole story. Includes microSD cards and bike mounts.

Hammerhead Karoo 2 GPS Bike Computer Touch Screen Screen Cracked But WORKS
Bottom left of screen is cracked, but everything still seems to be working great. Mount included. No charger.

GARMIN EDGE 530 GPS Cycling Computer Black Bike
Used - does not come with box or accessories. — The Garmin Edge 530 GPS Cycling Computer in black is a high-performance device designed specifically for cyclists. With a display resolution of 246 x 322 and a 2.6-inch screen size, this bike computer provides detailed metrics such as speed, distance, ANT+, riding time, and GPS location. Weighing just 0.16 lbs, it is lightweight and durable for outdoor use. This model is equipped with GPS sensors to accurately track your cycling activities, making it an essential tool for serious cyclists looking to improve their performance and training.

Favero Assioma DUO dual sided Power Meter Pedals w/ new cleats
In excellent working condition. Ready to pair. Comes with the items as pictured.

Garmin IPH-02421 1792A-02421 Cadence Bike Bicycle ANT Sensor
This item is in very good condition. Shows minimal to light signs of use. -LikeNewProducts LLC. always happy to assist!

Hammerhead Karoo 2 GPS Cycling Computer - USED Device & Backing Plate Only
This unit is used, fully functional, backing plate. · Model: Karoo 2. Device has been factory reset, tested and works as intended. · Sport/Activity: Cycling. Backing plate. Key Features. Used – fully functional.

Stages Power Meter Left Crank – Shimano Ultegra FC‑R8000 – 172.5 mm – SPM2 – ANT

Shimano Dura Ace R9100 Power Meter 172.5 Gen 3
50/34 chainring The left crank arm has some shoe rub, but it works perfectly and does not affect performance. 172.5 stages power meter 3G

Dura Ace 9200 Crankarms 172.5 Dual Sided 4iii Power Meter
52/36 Near perfect condition

Campagnolo EPS Electronic Power Shift Charger w/ Power Cable
Thank you for your interest in this genuine Campagnolo charger. There are surface marks and scratches. The cables are intact and the cable interfaces are in good shape.

Magene C606 Smart GPS Navigation Bike Computer 2.8-inch Color V2
This is a Magene C606V2 cycling computer. It is in perfect working order. This computer comes in original packaging and includes an additional out front mount and front light.

Garmin Edge 820 Bike GPS Computer Bluetooth ANT+ LCD Touchscreen Only - No Cords
Main unit ONLY. Does NOT come with charger or any other accessories. What you see is what you get. Thank you.

Hammerhead Karoo 2 GPS Cycling Computer Touchscreen WiFi Bluetooth ANT+ USED
May not include original hex key tool. Large, high-resolution touchscreen display. Wi-Fi & Bluetooth connectivity. Compatible with ANT+ & Bluetooth sensors. Automatic ride syncing and software updates.

Quarq DFour DUB Power Meter 165mm 54/40 Shimano Dura Ace Chainring 4-Bolt 110bcd
The chainrings are an 11-speed Dura Ace 54 tooth outer ring, and a 12-speed Dura Ace 40 tooth inner ring.

Wahoo ELEMNT BOLT V2 GPS Bike Computer ANT+ Bluetooth WFCC5 Black
The Wahoo ELEMNT BOLT V2 GPS Bike Computer is a sleek and high-tech device designed for cyclists looking to track their speed, distance, and other important metrics. This version of the popular cycling computer features Bluetooth and ANT+ connectivity for seamless data transfer, GPS sensors for accurate location tracking. With a compact design and durable plastic construction, the Wahoo ELEMNT BOLT V2 is a must-have for serious cyclists looking to enhance their training and performance on the road. Item does include tusita silicone case. Item does not include box, charger, or mount. Mount can easily be found on Amazon. Thank for looking any questions send me a message.

Garmin Edge 510 GPS Bike Computer Blue Argyle Team Edition
Blue Argyle Team Edition Garmin 510 bike computer. Used, works well. Color touch screen works great. Manuals included with computer. Great little bike computer.

Garmin Speed Sensor IPH-02421
This item is in very good condition. Shows minimal to light signs of use. always happy to assist! What’s Included.

Hammerhead KAROO 1 Cycle GPS Computer!!
Please check the images before making a purchase you get exactly what you see!! This is a tested used item!! No other parts or accessories included other than pictured!! Thank you!!
You save $8.00

Sram Force AXS D2 Quarq Powermeter Wide
Works perfectly, no technical issues. Condition: Very good – practically like new.