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BMW Chassis Code

F48 · X1 sDrive28i

The F48 generation (2016-2022) spans 3 US-market models, powered by the B46 engine.

3
Models
2016-2022
Model Years
1
Engine

What the F48 Chassis Is

The BMW F48 is the chassis code for the second-generation BMW X1, produced for the U.S. market from 2016 through 2022. It represented a fundamental engineering change from its rear-wheel-drive predecessor: the F48 moved to BMW's UKL front-transverse architecture, the same platform family underpinning the MINI lineup and the 2 Series Active Tourer. That switch prioritized interior packaging and efficiency over the traditional longitudinal, rear-biased layout BMW built its reputation on.

The payoff is a compact SUV with a surprisingly roomy cabin, a taller and more upright seating position, and a practical cargo area that punches above the X1's footprint. Purists debated the transverse move, but the F48 delivered exactly what most crossover buyers wanted.

Models and Drivetrains Offered

For the U.S. market, the F48 lineup was straightforward and centered on a single powertrain in three configurations:

All U.S. F48 models used BMW's 2.0-liter turbocharged four-cylinder from the modular B48 family, paired with an eight-speed automatic transmission. The sDrive28i sends power to the front wheels, while xDrive28i variants add BMW's on-demand all-wheel-drive system for improved traction in poor weather. You can confirm exact build details, options, and drivetrain using our VIN decoder.

What It's Like to Own and Buy

The F48 is one of the more sensible entry points into modern BMW ownership. The turbocharged four-cylinder is punchy and efficient, the eight-speed automatic is smooth, and running costs are lower than larger, six-cylinder BMWs. The interior quality, iDrive infotainment, and available driver-assistance features make it feel genuinely premium in the compact-SUV class.

When shopping used, prioritize documented maintenance—regular oil changes and cooling-system upkeep matter on the turbo four. Verify service history, check for up-to-date software, and confirm the AWD system engages properly on xDrive cars. Because the F48 was a high-volume model, parts availability and independent-shop familiarity are both strong.

Where the F48 Fits in BMW History

The F48 embodies BMW's expansion into efficient, front-drive-based platforms while retaining the brand's design language and driving feel. Enthusiasts weaned on rear-drive icons like the E60 5 Series or the coupe-focused E63 6 Series will find the X1 a different animal—but it reflects the same commitment to engineering that defines the BMW DNA. For buyers wanting a practical, well-built compact luxury crossover, the F48 remains a smart, dependable choice.

Models in the F48
ModelEngineYearsOrder Code
BMW X1 sDrive28i B46 2017-2022 17XA, 18XA, 19XA, 20XA, 21XA, 22XA
BMW X1 xDrive28i B46 2016-2022 16XB, 17XB, 18XB, 19XB, 20XB, 21XB, 22XB
BMW X1 xDrive28i Brazil B46 2016-2018 16XW, 17XW, 18XW
Engines
B46
2.0L Turbo I4
180–248 hp · 2016–present
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