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How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike

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Do you have a flat tire, but don't have the time nor the strength to fill up your tires with a standard pump? Using a CO2 Cartridge is a quick and easy way to re-inflate your tires without much work compared to pumping tires full of air.

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  1. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike, How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike, How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Removing the rear wheel of a road bike, generally, is quite easy, but it can be messy if the bike chain has excessive grease.

    • Figure out which tire is flat. In this case, the rear wheel is flat.

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  2. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:02crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:02crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Disengage the brakes.

    • This will allow the wheel to slide out smoother.

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  3. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:03crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • To easily remove the rear wheel, flip the bike upside down so that it's sitting on the handle bars and seat.

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  4. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:04crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:04crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Disengage the quick-release lever to loosen the wheel.

    • Turn the quick-release lever a few times while you hold the cap on the opposite side of the wheel.

    • Don't unscrew the lever or cap too much or else a spring will pop out.

    • If the spring comes out, place the spring back on the bar and tighten the cap or lever.

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  5. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Pull the wheel out.

    • Pull the rear shifter into a straight line so the wheel will be able to slide out smoothly.

    • Pull out the wheel with one hand while you hold the rear shifter.

    • Be cautious with the rear shifter.

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  7. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Now that the rear wheel is off the bike, use the tire lever to get under the tire.

    • Once the tire lever is under the tire, bring it around the rim of the wheel slowly sliding the tire off wheel.

    • Ideally, three tire levers are used to get the tire off. However, one tire lever has proven to be sufficient.

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  8. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:07crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:07crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Pull out the inner tube.

    • The valve should be the last thing that is pulled out from the wheel.

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  9. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:08crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Replace inner tube or patch the hole if necessary.

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  10. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:09crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:09crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Place the inner tube back inside the tire.

    • Put the valve into the hole first, then bring the inner tube around the rim of the wheel.

    • Using the tire lever, pry the tire back onto the wheel.

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  11. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:010crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:010crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Now that the tire is back on the wheel, screw the adapter onto the CO2 cartridge and place it on the valve.

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  12. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:011crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:011crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Press the CO2 cartridge towards the rim of the wheel.

    • The inner tube inflates quickly, so hold the CO2 cartridge for a short period of time.

    • The valve might freeze while doing this, but this is normal

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  13. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:012crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:012crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:012crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Fit the wheel back onto the bike.

    • Pull the rear shifter into a straight line and place the gears underneath the chain to slide into place.

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  14. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:013crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:013crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Tighten the quick-release lever and close it.

    • Twist the lever as you hold the cap on the opposite side as tight as possible.

    • Re-engage the brakes.

    • Turn the grey lever downwards on the brake, such as in step 2.

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  15. How to Use a CO2 Cartridge to Re-Inflate the Rear Wheel of a Road Bike: crwdns2935265:014crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Pedal a little while the bike is lifted slightly off the ground to move the chain back into place.

    • The chain was placed on a different chain ring when the rear tire was pulled out, so it needs to readjust.

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Once you're able to place the tire back in place and inflate the tire using the CO2 Cartridge, you're ready to keep riding!

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