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BMW Chassis Code

F98 · X4 M

The F98 generation (2020-2025) spans 2 US-market models, powered by the S58 engine.

2
Models
2020-2025
Model Years
1
Engine

What the F98 Chassis Is

The BMW F98 designates the M-specific version of the second-generation X4, BMW's fastback-styled midsize SUV. Built alongside the F97 X3 M, the F98 represents the first time BMW's M division applied its full engineering treatment to the sloped-roof X4 body. Produced from 2020 through 2025, it slots into the lineup as a genuine M car rather than an M Performance model, carrying the same commitment to hardware and tuning found across BMW's core M range.

Enthusiasts appreciate the F98 for combining everyday SUV practicality with track-capable dynamics. If you're researching a specific example, you can verify build details and options with our VIN decoder, and learn more about the M philosophy behind it in our BMW DNA overview.

Models & Body Styles in This Generation

The F98 was offered in the U.S. market in two closely related trims, both sharing the same coupe-SUV silhouette:

Both share the low-slung, four-door fastback roofline that distinguishes the X4 from its more upright X3 sibling, giving the F98 a sportier stance and profile.

Engines & Drivetrains Offered

The F98 is powered by BMW's S58 twin-turbocharged 3.0-liter inline-six, the same M-developed engine family used across the current M3, M4, and X3 M. The Competition variant delivers higher peak output than the base X4 M. Power routes through an eight-speed automatic transmission to BMW's M xDrive all-wheel-drive system, which biases torque rearward for engaging handling while retaining all-weather traction.

This drivetrain combination gives the F98 the performance credentials of a sports sedan wrapped in an elevated, practical body—an approach that continues the M division's expansion into the SUV segment.

Notable Strengths & Ownership Notes

The F98 stands out for its exceptional straight-line pace, communicative M xDrive chassis, and genuine M-grade hardware including reinforced cooling, upgraded brakes, and adaptive M suspension. As a modern BMW, it also offers a well-appointed cabin and daily usability that older M cars can't match.

Prospective buyers should budget for M-specific maintenance costs—performance tires, brakes, and fluids wear faster under enthusiastic use. As with any high-output turbocharged BMW, regular servicing and cooling-system attention are worthwhile. Owners cross-shopping BMW's broader M and luxury history may also find our earlier chassis references, such as the E60 and the E63, useful context for how BMW's performance lineage has evolved.

Models in the F98
ModelEngineYearsOrder Code
BMW X4 M S58 2020-2025 20SP, 21SP, 22SP, 23SP, 24SP, 25SP
BMW X4 M Competition S58 2020 20SE
Engines
S58
3.0L Twin-Turbo I6
473–543 hp · 2019–present
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