Mercedes-Benz SLC-CLASS Wheel Bolt Pattern, wheel Size, Hub Bore, Offsets, and Tire size
Introduction
Known as the R172, the Mercedes-Benz SLC-Class offers the ideal fusion of luxury, performance, and advanced engineering. Maintaining its reputation as a premium roadster, the SLC-Class replaced the SLK with a new style and modern conveniences. Made between 2016 and 2020, the R172 changed drivers' expectations for a small convertible. It combined a retractable hardtop with strong engine choices to produce a car equally at home negotiating metropolitan streets or beautiful routes.
Regarding vehicle performance and appearance, wheel fitting is vital. Appropriately fitting wheels are essential for safety, handling, and general driving enjoyment—they are more than just a cosmetic improvement. A multitude of problems, including unequal tire wear, impaired handling, and even mechanical damage, can result from inadequate installation. On the other hand, selecting the correct wheels not only makes the automobile look better but also increases performance, providing a more responsive driving experience.
Wheel fitting needs careful consideration of several important elements. Typically 5x112 for the SLC-Class, the bolt design dictates fit with a broad spectrum of rims. Often, between ET35 and ET45, offset influences the wheel's position in respect to the fender, so influencing the stance and handling of the car. Wheel size is equally critical since it directly affects tire size and general ride comfort. Though higher trims and AMG variations often sported 19-inch wheels for a more aggressive look and increased performance, most SLC-Class cars came standard with 17- or 18-inch wheels. Finally, knowing tire specs guarantees the right mix of comfort, grip, and efficiency, thereby helping the car to run at its optimum. These elements taken together provide the basis of appropriate wheel fitment, therefore guaranteeing safety, performance, and classic looks.
Year-by-Year Wheel Fitment Specifications
Model |
Bolt Pattern |
Hub Bore |
Offset |
OEM Wheel |
Aftermarket Wheel |
2016 SLC-Class R172 |
5x112mm |
66.6mm |
35–45mm |
19–21 Inch |
20–22 Inch |
2017 SLC-Class R172 |
5x112mm |
66.6mm |
30–40mm |
19–21 Inch |
20–22 Inch |
2018 SLC-Class R172 |
5x112mm |
66.6mm |
30–40mm |
19–21 Inch |
20–22 Inch |
2019 SLC-Class R172 |
5x112mm |
66.6mm |
30–40mm |
19–21 Inch |
20–22 Inch |
2020 SLC-Class R172 |
5x112mm |
66.6mm |
30–40mm |
19–21 Inch |
20–22 Inch |
2016 Mercedes-Benz SLC-Class Wheel Fitment

Following a rebranding from the SLK, the 2016 Mercedes-Benz SLC-Class represented the first model year under the SLC badge. This small luxury roadster guaranteed both safety and performance by combining sporty performance with elegant design, and wheel fitment criteria played a major part. Standard across most Mercedes-Benz models, the vehicle has a 5x112 bolt pattern that fits a wide spectrum of wheels. With a 66.6 mm hub bore, the vehicle's hubs fit securely and vibrantly free from one another. With offsets usually ranging between ET35 and ET45, OEM rim widths usually run from 17 inches on the base model to 18-inch staggered configurations on AMG models. Originally, the tire sizes were 225/45R17 and, on higher trims, 225/40R18 in the front and 245/35R18 at the back, improving grip and handling dynamics. Many owners of aftermarket choices choose 19-inch rims with offset and tire changes to have a more aggressive stance and improved cornering ability. Among aficionados, wider rear wheels are also somewhat common since they increase traction and provide a sportier look for the vehicle. Whether following OEM guidelines or investigating aftermarket improvements, appropriate wheel installation guarantees that the 2016 SLC-Class preserves its mix of comfort, performance, and flair.
2017 Mercedes-Benz SLC-Class Wheel Fitment

The 2017 Mercedes-Benz SLC-Class carried on the legacy of the brand in blending luxury and performance in a fashionable roadster. The 2017 SLC has a 66.6 mm hub bore and a 5x112 bolt pattern, the same as the one from last year. These criteria guaranteed a tight, vibration-free fit and compatibility with a vast array of factory and aftermarket wheels.
Usually with 17-inch wheels, the lowest trims of the 2017 SLC balanced comfort and road feedback. Conversely, SLC 43 and other AMG-enhanced models came standard with 18-inch wheels and sometimes featured staggered configurations. These configurations had larger rear wheels, hence enhancing rear-wheel-drive dynamics and traction. Usually ranging from ET35 to ET45, the offsets guaranteed correct clearance and the best posture.
Common layouts for manufacturing tire dimensions were 235/40R18 front with 255/35R18 rear on the AMG SLC 43 and 225/45R17 on basic trims. Often matching them with performance tires that improved cornering grip and braking capability, many aficionados searching for aftermarket options choose 19-inch rims to give the automobile a more aggressive and modern appearance. Following these fitment criteria will help the 2017 SLC-Class to keep its polished combination of performance, safety, and style.
2018 Mercedes-Benz SLC-Class Wheel Fitment

The 2018 Mercedes-Benz SLC-Class carried on its reputation as an elegant, modern, and nimble roadster. Maintaining the normal 5x112 bolt pattern and a 66.6 mm hub bore, the 2018 SLC-Class gave owners looking for either OEM or aftermarket enhancements a wide range of wheel options. These basic requirements guaranteed a good fit and seamless, vibration-free rides.
There were 17-inch and 18-inch choices for factory wheel sizes; the latter usually showed on higher trims or AMG cars. Usually featuring staggered configurations—wider rear wheels that enhanced traction and handling under intense driving conditions—the AMG SLC 43, usually ranging from ET35 to ET45, offsets let wheels sit securely within the fenders while preserving correct alignment and suspension geometry.
Regarding tires, the 18-inch wheels were typically matched with 235/40R18 fronts and 255/35R18 rears, while the normal 17-inch wheels carried 225/45R17 rubber. Fans looking at aftermarket choices often chose 19-inch rims, which, when combined with performance tires, offered stronger cornering skills, a sportier look, and better road grip. Preserving its unique mix of elegance, performance, and sophisticated handling, the 2018 model year kept providing a well-rounded basis for customers wishing to customize their SLC-Class.
2019 Mercedes-Benz SLC-Class Wheel Fitment

Combining beauty, precision handling, and a retractable hardtop, the Mercedes-Benz SLC-Class remained a great luxury roadster in 2019. The 2019 SLC made sure of a secure fit and compatibility with numerous factory and aftermarket wheels by using a 5x112 bolt pattern and a 66.6 mm hub bore, the same as previous models. For drivers with an eye on performance as well as those more concerned with appearance, these criteria offered a strong basis.
The AMG SLC 43 usually utilizes staggered layouts and factory wheel sizes for the 2019 model year, ranging from 17-inch on standard trims to 18-inch wheels on higher-end versions. These setups gave better grip and stability during acceleration and cornering by slightly widening the rear wheels. Usually falling between ET35 and ET45, offsets guarantee a balanced stance and appropriate clearance from fenders and suspension components.
For the base 17-inch wheels, OEM tire sizes included 225/45R17; on AMG models, 18-inch variants were typically matched with 235/40R18 front tires and 255/35R18 rears. For those looking for aftermarket enhancements, 19-inch wheels remained a favorite choice. Together with performance tires, these bigger rims provide a sportier appearance and better cornering grip. Following these rules would help 2019 SLC-Class owners keep the vehicle's signature combination of luxury, agility, and refined performance.
2020 Mercedes-Benz SLC-Class Wheel Fitment

With the Final Edition acting as a celebration send-off, the 2020 Mercedes-Benz SLC-Class marked the last chapter for the legendary roadster. Maintaining a safe and dependable fit, this unique variant kept the conventional 5x112 bolt pattern and 66.6 mm hub bore, therefore providing perfect compatibility with a wide range of wheels.
On the AMG SLC 43 Final Edition, factory wheel choices included both unique 19-inch performance rims and 18-inch regular wheels. Still, a feature is the staggered arrangement with bigger rear wheels since it improves traction and driving experience. Usually falling between ET35 and ET45, the offsets guaranteed appropriate fender clearance and alignment as well as a good mix between appearance and utility.
Emphasizing grip and performance, the 2020 SLC Final Edition included factory sizes for tires, including 225/40R18 for front tires and 255/35R19 for rear tires. Those who wanted to customize the car frequently chose aftermarket wheels that included greater dimensions or unusual finishes while keeping the factory bolt pattern and hub bore specs. Choosing suitable offsets and tire sizes will help 2020 SLC owners maintain the vehicle's famed mix of flair, agility, and luxury refinement when it leaves the lineup.
Aftermarket Wheel Fitment Recommendations at Hulk Offsets
Make sure the aftermarket wheels you choose for your Mercedes-Benz SLC-Class at Hulk Offsets fit the major specs of the vehicle. Any aftermarket wheels should match the SLC's bolt pattern, which is 5x112, and hub bore, 66.6 mm, for a tight fit. Apart from that, the offset should lie between ET35 and ET45 to guarantee appropriate clearance from the suspension and fenders while preserving a balanced posture.
Those wishing to improve performance and appearance often choose 18- or 19-inch wheels. One typical arrangement would call for 235/40R18 tires at the front and 255/35R18 or even 265/30R19 tires at the back. Along with better traction and handling, this staggered arrangement gives the car an aggressive, sporting aspect.
Among the aftermarket wheels available from Hulk Offsets are lightweight performance rims and original designs that might provide your SLC with a more unique look. Working with fitment experts who can guarantee that the new wheels precisely match the requirements of your car will help you obtain both the performance advantages and the arresting visuals you are searching for.
Common Wheel Fitment Issues and Solutions
Upgrading the wheels on your Mercedes-Benz SLC-Class could cause some typical problems. Should the offset be too low or the wheels too broad, tires run against the suspension or fenders. Choose wheels within the advised ET35–ET45 offset range, or think about somewhat smaller tires to keep clearance to avoid this. Another regular problem is mismatched hub bore sizes creating vibrations. Employing hub-centric rings, one may guarantee a correct fit and reduce unwanted movement. Furthermore, under consideration could be tire pressure monitoring sensors (TPMS). One should confirm that the new wheels support TPMS and that the sensors are properly calibrated and installed. At last, notable variations in wheel width or offset might affect alignment and result in unequal tire wear or handling issues. See a professional to verify correct handling, consistent tire wear, and the best general driving experience following installation.
Maintenance Tips for Wheels and Tires
A few easy maintenance actions can make all the difference in keeping your Mercedes-Benz SLC-Class wheels and tires in the best shape. Particularly if you drive on salted roads or in muddy terrain, regular cleaning is vital. Soft brushes and a mild wheel cleanser help to remove accumulated dirt without damaging the finish. Completely drying the wheels after washing helps to preserve their gloss and avoid water stains.
Another equally vital aspect is tire maintenance. At least once a month, check the air pressure and follow manufacturer guidelines for adjustment. Appropriately inflated tires increase fuel economy, handling, and tread life. Look at the tires often for any damage—cuts, punctures, or unequal wear patterns, among other things. If you observe abnormal patterns, it is advisable to have the alignment checked since uneven tread wear can point to problems.
Every 000 to 500 miles of rotation on your tires guarantees even wear and increases their lifetime. Safety in all driving circumstances depends on keeping an eye on the tread depth and replacing tires when they reach the advised limit. Following these simple maintenance guidelines can help you not only improve your whole driving experience but also maintain the look of your SLC-Class wheels.
Conclusion
Choosing the correct wheels for your Mercedes-Benz SLC-Class goes beyond mere aesthetic appeal. Maintaining the safety, handling, and outward look of the car depends on proper fitment. Speaking with professionals or reviewing professional fitment guides is thus very crucial. These tools guarantee that the wheels you choose not only satisfy the requirements of your car but also enhance its performance traits.
Leveraging premium, certified wheels improves dependability and safety even more. Certified wheels guarantee that your car is both safe and responsive on the road since they satisfy high testing criteria and are made to resist the pressures of daily driving. By lowering the likelihood of early wear or damage, they also guard your investment.
From the 2016 model until the last 2020 edition, the SLC-Class kept a constant 5x112 bolt pattern and a 66.6 mm hub bore, with suggested offsets ranging from ET35 to ET45. Standard rim diameters started at 17 inches; AMG and performance models feature 18-inch or staggered configurations. The careful selection of tire widths balances comfort, grip, and appearance. Following these rules and selecting appropriate parts will help you to maintain the tradition of your SLC-Class as a roadster with opulent driving qualities and classic style.