The worst 2021 Ducati Monster 821 problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
Recalls 1
Service brakes, hydraulic: foundation components: hoses, lines/piping, and fittings
- What is wrong
- Ducati North America (Ducati) is recalling certain 2015-2021 Monster 821, 2014-2021 Monster 1200 S/STD, and 2016-2019 Monster 1200 R motorcycles. The rear brake hoses may be susceptible to heat damage.
- Risk
- Damaged brake hoses may cause the rear brakes to fail, increasing the risk of a crash.
- Remedy
- Dealers will replace the rear brake hoses, free of charge. Owner notification letters were mailed on July 12, 2021. Owners may contact Ducati customer service at 1‑888‑391‑5446.
Recall number 21V335000 · Recall details
Technical service bulletins for the 2021 Ducati Monster 821 24
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Procedure for Assessing Front Fork Oil Leaks
- Rear Brake System Update Summary
- Guided Diagnosis for Front Brake System Bleeding
- Finial Drive Chain Maintenance Precautions
- Procedure for Analysis and Control of Oil and Coolant Leaks from Engine_Rev.01. Applicability: All Models
- Precautions to Follow During Crankcase Cleaning
- Tips and Tricks Revision 7 Summary
- Procedure for Analysis and Control of Oil and Coolant Leaks from Engine
- Overview of Rear Brake System Updates
- CR235 –
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Questions about the 2021 Ducati Monster 821
Is the 2021 Ducati Monster 821 reliable?
Owners have filed 0 complaints about the 2021 Ducati Monster 821.
What is the most common problem with the 2021 Ducati Monster 821?
There are not enough complaints to tell.
How many recalls does the 2021 Ducati Monster 821 have?
1 recall, covering service brakes, hydraulic.
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