RockShox Monarch Air Can Assembly

This assembly is designed specifically for RockShox Monarch B1, C1, and D1 models. Check the air can or the shock body for the model designation and ensure your shock dimensions match the 184x44 mm specification before purchasing.

The DebonAir sleeve increases the negative air volume of your shock. This results in improved small-bump sensitivity and better mid-stroke support, making the suspension feel more supple and responsive on the trail.

Yes, this is a complete air can assembly that includes the sleeve and the necessary seals to restore your shock to factory-fresh condition. It is intended for riders looking to replace a worn-out or damaged air sleeve entirely.

If you have experience with basic suspension maintenance and the proper tools—specifically a strap wrench and the correct suspension grease—it is a manageable task. However, if you are uncomfortable working with pressurized air systems, a professional mechanic is recommended to ensure the seals are seated correctly.

In most cases, yes. A loss of air pressure is typically caused by worn-out seals or a scratched inner sleeve, both of which are resolved by replacing the entire air can assembly with this kit.