Maintenance

Tire Tools

Levers, bead jacks and seating tools for stubborn fat tires.

Tire changes on e-bikes range from easy to knuckle-busting. Many fat-tire and commuter tires have stiff beads and puncture-resistant casings that fight you at every step, and on a rear hub motor wheel you may be doing the job with the wheel still in the frame. The right tools turn a frustrating forty minutes into ten, and they prevent the damaged tubes and pinched beads that cause repeat flats.

Start with levers that will not snap or bend. Reinforced composite levers with a wide, thin tip work for most tires; steel-cored levers are tougher but need care on alloy rims. For beads that simply will not go over the rim, a bead jack hooks the rim and pulls the last section of tire over without the lever slipping and pinching the tube. For tubeless setups, a bead seating tool or a high-volume pump that dumps air quickly helps the bead pop into place.

Technique matters as much as tools. Push the bead into the rim's center channel all the way around before trying to lift it; that gives slack. Start opposite the valve, and when installing, finish at the valve. Dust the tube lightly with talc or use a little soapy water on the bead for tight tires. If you are fighting a rear hub wheel in the frame, deflate fully, work one side off, and patch or swap the tube without removing the wheel. A few of these tools in your kit or garage make flats much less of an ordeal.

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Pedro's (1)Park Tool (1)Kool-Stop (1)

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Tire Tools

Kool-Stop Tire Bead Jack

A bead jack solves the last-six-inches problem: the tire is almost on and the bead will not roll over the rim without a thumb-destroying fight. The Kool-Stop Tire Bead Jack hooks under the rim and levers the bead on with a long handle. It is especially useful on tight tubeless-ready and thick-casing fat tires. It stays in the garage; nobody carries it on the bike. Be careful not to pinch the tube with it, and work the rest of the bead into the rim channel first to give yourself slack. For anyone changing their own e-bike tires, it is a hand-saver.

Best for: Installing tight tires · Tubeless-ready commuter tires · Thick fat-tire casings

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Tire Tools

Park Tool TL-6.2 Steel Core Tire Levers

The TL-6.2 wraps a steel core in a plastic shell, so you get the rigidity to pry a very tight bead without the rim damage a bare metal lever causes. They are the tool for tires that plastic levers cannot budge, including some wire-bead fat tires and tubeless-ready commuter tires. They are heavier and longer than plastic levers, so they live in the garage more than the saddle bag. Use them with care on carbon rims. For most e-bike tire changes Pedro's plastic levers are enough, but when they bend, these are what you reach for.

Best for: Very tight tire beads · Home tire changes on stubborn fat tires · Tubeless-ready tires

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Tire Tools

Pedro's Tire Levers (pair)

Pedro's levers are wide, flat, plastic levers that are very hard to break and do not chew up rims. That width is why they are the standard recommendation for fat and plus-size e-bike tires, where the bead is tight and the tube is thick. They hook onto a spoke while you work the second lever around. Two in a saddle bag weigh almost nothing. They are a little bulky for a jersey pocket and will eventually round off at the tip after many tires, at which point you buy another pair. For the money there is no reason to own anything else.

Best for: Fat-tire and wide-tire e-bikes · Roadside flat repair · Home tire changes

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How to choose tire tools

Lever strength and shape

Reinforced composite or steel-cored levers with a thin, wide tip and a spoke hook. Cheap thin plastic levers snap on fat-tire beads.

Bead jack

For the last, tight section of bead, a jack pulls it over the rim without pinching. Worth it for fat tires and reinforced commuter tires.

Rim safety

Levers and jacks should have smooth, rounded edges that do not gouge rims or tubeless tape. Steel tools can scratch if used carelessly.

Seating aids

Bead seating tools, soapy water, or a high-volume pump help tubeless beads pop. A valve core tool is handy for sealant and core replacement.

Maintenance tips

After any tire change, inflate partway, check the bead line is even all the way around on both sides, then finish inflating.
Inspect the rim strip each time the tire is off; a shifted strip exposes spoke holes and causes flats.
Carry a pair of good levers on the bike even if you keep the bead jack at home.

Frequently asked questions

Why can I not get my fat tire over the rim?

The bead needs slack. Push both beads into the center channel all the way around, start opposite the valve, and finish at the valve. A bead jack handles the last stubborn section. Soapy water helps.

Do I need to remove the rear hub-motor wheel to fix a flat?

Often not. Lever one bead off on one side, pull the tube out, patch or replace it, and reinstall. If you must remove the wheel, note washer orientation and disconnect the motor cable at its connector carefully.

Will metal tire levers damage my rims?

They can scratch alloy rims and tear tubeless tape if used roughly. Use them carefully or choose reinforced composite levers for most jobs.

My new tire keeps flatting after installation. What did I do wrong?

Likely a pinched tube under the bead or a rim strip problem. Check the bead line is even, reseat the tube with a little air in it, and inspect the rim strip. Our troubleshooting page on tires that keep going flat covers this in order.

More maintenance categories

Chain Lubricant Bike Cleaners Degreasers Repair Stands Torque Wrenches Tire Tools Brake Tools Electrical Tools Multimeters Connector Tools Cleaning Kits