Bike Missing Its Axle?! Rear Wheel Rebuild Step-by-Step (Trek 3500 Rebuild)

🚲 This Trek 3500 came into the shop with no rear axle and a repair quote of 💲421. Instead of sending it to the scrap pile, I decided to rebuild the hub myself. In this video, I’ll show you step-by-step how to rebuild a rear wheel, clean and inspect the bearings, set cone tension correctly, and get the wheel spinning smooth again. 🧰 If your bike doesn’t roll or the rear axle is missing, this guide will walk you through the tools, parts, and tricks to fix it right at home. 👉 Next episode: full control rebuild – new shifters, brakes, and derailleur. ⚙️ Tools Used: cone wrenches (15 & 17 mm), freewheel removal socket, adjustable wrench, WD-40, grease, rags 💬 Drop a comment if you’ve ever rescued a bike that others would’ve thrown away! — David | DIY Mountain Bike 🕒 5 Key Timestamps 0:00 Intro & the $421 quote 0:40 Missing axle inspection 1:50 Tools & parts overview 3:00 Bearing and cup inspection 7:15 Final assembly & spin test 🏷️ Hashtags #BikeRepair, #Trek3500, #DIYMTB, #BikeRestoration, #HubRebuild, #MountainBike, #WheelMaintenance, #BikeMechanic, #BudgetBuild, #BicycleFix ************************************************************************* I only recommend items I actually OWN and use. The links above may provide a small advertising commission at no added cost to you.