Like most 90s BMWs, the plastic radiators and water pumps tend to fail around the 100k-mile mark. Metal upgrades are highly recommended.
“Unlike the easy-to-drive and friendly Miata, the M Roadster is quick to bite back. It asks the driver to be smooth and capable — and if you aren't, the rear end is happy to abruptly step out.” Autoblog · 4 years ago Buyer's Verdict
Featuring the 315-hp engine from the E46 M3, these are absolute rockets but require more intensive maintenance, including frequent valve adjustments. Reliability & Common Red Flags bmw m roadster buyer's guide
This is the ultimate "dealbreaker." On M models, the trunk floor and subframe mounting points are prone to cracking under the engine's torque. Inspect the trunk floor carefully for popped spot welds or separation.
Owners often highlight the car's emotional appeal over its minor flaws. Like most 90s BMWs, the plastic radiators and
If you can find a specimen with a reinforced subframe and a documented service history, the M Roadster is a high-value entry into classic M ownership. It’s not as refined as a Porsche Boxster, but it’s significantly more charismatic. 1999 BMW Z3 M Roadster - POV Ownership Review
“A midget weight lifter who also wrestles and runs races... This is a bargain in the used sports car market, and will bring a smile to your face every time you drive it.” Edmunds It asks the driver to be smooth and
Expect "seat rock" (worn bushings that cause the seat to slide during braking), sagging glove boxes, and yellowing plastic rear windows. Community Perspectives