Mercedes-Benz SL63 AMG and SL65 AMG R231 Generation Buyers Guide

When the 2012 Mercedes-Benz SL63 AMG and SL65 AMG debuted, they represented the pinnacle of AMG performance within the SL-Class lineup. As part of the sixth-generation R231 SL-Class, these high-performance grand tourers aimed to blend raw power, cutting-edge technology, and open-top luxury in a way only AMG could deliver.

Building upon the legacy of their predecessors, these models redefined what it meant to drive an AMG roadster, offering brutal acceleration, aggressive styling, and an opulent cabin, all while maintaining the comfort and usability expected from the SL nameplate.

At the heart of the SL63 AMG lies a 5.5-liter twin-turbocharged V8, delivering an output of 537 hp and 800 Nm (590 lb-ft) of torque in its standard form. However, with the optional AMG Performance Package, power was increased to 564 hp and 900 Nm (664 lb-ft), pushing the car from 0 to 60 mph in just 4.1 seconds.

Meanwhile, the SL65 AMG took performance to another level, boasting a hand-built 6.0-liter twin-turbocharged V12 producing 630 hp and 738 lb-ft of torque. Despite its added weight over the SL63, the SL65 AMG’s immense torque allowed for effortless acceleration, making it one of the most powerful grand tourers of its time.

In terms of styling, the SL63 and SL65 AMG featured a wide, muscular stance, larger air intakes, and AMG-specific bodywork that signaled their high-performance pedigree. The “twin-blade” front grille, a sculpted hood with power domes, and quad exhaust outlets made it clear these were no ordinary SL-Class roadsters. Carbon-fiber elements, available as an option, further enhanced their dynamic presence.

Inside, the AMG Performance seats were upholstered in premium Nappa leather, providing exceptional support and comfort. The three-spoke AMG steering wheel, aluminum shift paddles, and a fully digital instrument cluster reinforced the car’s driver-focused nature. Advanced technology, including Mercedes’ COMAND infotainment system, optional Bang & Olufsen premium audio, and AMG-specific drive modes.

Throughout their production, the Mercedes-AMG SL63 and SL65 found themselves competing against some of the most formidable grand tourers in the segment. Rivals included the Aston Martin Vanquish Volante, Bentley Continental GT Speed Convertible, and Jaguar F-Type SVR, as well as the Porsche 911 Turbo S Cabriolet.

Despite the competition, the SL AMG models stood apart with their brutal torque delivery, AMG-specific performance tuning, and a level of open-top luxury unmatched in the segment.

Model Changes (Breakdown by year)

2012 Mercedes-Benz SL63 AMG and SL65 AMG

The 2012 Mercedes-Benz SL63 AMG and SL65 AMG marked the debut of the R231 generation, featuring a lighter aluminum chassis for improved agility and efficiency. 

Standard features on both models included AMG sports suspension, LED daytime running lights, and the optional MAGIC SKY CONTROL panoramic roof. The SL63 AMG came with AMG sports seats, while the SL65 AMG took luxury further with Exclusive Nappa leather upholstery in a diamond pattern, carbon-fiber trim, and an IWC-design analogue clock.

For those seeking additional performance, the SL63 AMG offered the AMG Performance Package, increasing power, adding a limited-slip differential, and featuring carbon fiber accents and red brake calipers. 

The SL65 AMG remained the more exclusive option, with illuminated AMG door sills, a 360 km/h speedometer, and AMG-specific interior detailing. The SL65 AMG 45th Anniversary Edition, limited to 45 units, featured a designo magno graphite exterior, black chrome AMG exhaust tips, forged multi-spoke wheels, and bespoke designo Exclusive STYLE leather in grey pearl/ginger beige, making it one of the most desirable models in the lineup.

The 2012 Mercedes-Benz SL63 AMG had a starting price of $140,440, and the 2012 SL65 AMG, introduced as a 2013 model, had a starting price of $214,445.

2013 Mercedes-Benz SL63 AMG and SL65 AMG

In 2013, the Mercedes-Benz SL63 AMG and SL65 AMG continued with their existing powertrains and core features, introducing subtle enhancements to offer buyers increased customization and performance options. 

Additionally, the infotainment system received software updates, improving user interface responsiveness and expanding functionality. 

The SL65 AMG remained fairly unchanged, with an expanded palette of exterior colors, including options like Shadow Grey (matte finish), Dolomite Brown, Mars Red, Steel Grey, Iridium Silver, Palladium Silver, Pearl Beige, Diamond White, and Lunar Bluel. 

For enhanced braking performance, an optional AMG Carbon Ceramic Braking System was introduced, providing superior stopping power and reduced fade during high-performance driving. 

In 2013, the Mercedes-Benz SL63 AMG had a starting price of $146,705, while the SL65 AMG started at $212,240.

2014 Mercedes-Benz SL63 AMG and SL65 AMG

In 2014, the Mercedes-Benz SL63 AMG received a performance upgrade, increasing its power output to 577 hp. 

The AMG Performance Package, previously an optional upgrade, became standard equipment, enhancing driving dynamics with improved power delivery and handling. 

Additional refinements included a new AMG steering wheel design and an updated COMAND infotainment system, improving both driver engagement and connectivity. 

Meanwhile, the SL65 AMG remained unchanged.

In 2014, the starting price for the Mercedes-Benz SL63 AMG was $147,300, while the SL65 AMG began at $214,500.

2015 Mercedes-Benz SL63 AMG and SL65 AMG

In 2015, the Mercedes-Benz SL63 AMG gained new technology and customization options. The Driver Assistance Package was introduced as an option, adding adaptive cruise control and lane-keeping assist. 

New alloy wheel designs and additional interior upholstery choices provided more ways to personalize the car. The SL65 AMG saw fewer changes, but the Bang & Olufsen BeoSound system, previously an option, became standard. A Night Package was introduced, adding black exterior accents for a more aggressive look.

In 2015, the starting price for the Mercedes-Benz SL63 AMG was $148,050, while the SL65 AMG began at $215,250. 

2016 Mercedes-Benz SL63 AMG and SL65 AMG

In 2016, the Mercedes-Benz SL63 AMG and SL65 AMG received a mid-cycle facelift for the 2017 model year. 

The front end was redesigned with a new grille, larger side vents, and adaptive LED headlights. Both the front and rear bumpers were updated for a more aggressive look. 

The Vario-roof hardtop was improved, allowing operation at speeds up to 40 km/h without manual intervention. The driver assistance systems were upgraded, and Active Body Control (ABC) with Curve Tilting became an option. 

When it comes to the engine, the SL63 AMG retained its 577 hp 5.5-liter twin-turbo V8, while the SL65 AMG continued with its 621 hp 6.0-liter twin-turbo V12.

In 2016, the starting price for the Mercedes-Benz SL63 AMG was $149,700, while the SL65 AMG began at $217,550.

2017 Mercedes-Benz SL63 AMG and SL65 AMG

In 2017, the Mercedes-Benz SL63 AMG and SL65 AMG received updates to enhance driver experience and customization. The SL63 AMG now included the Driver Assistance Package as standard, offering features like adaptive cruise control and lane-keeping assist. 

Additionally, new interior trim options and a revised AMG Performance exhaust system were introduced, allowing for personalized aesthetics and improved acoustics.

The SL65 AMG featured a new AMG Performance steering wheel with DINAMICA inserts, providing enhanced grip and a sportier feel. To further personalize the vehicle, Mercedes-Benz expanded the designo paint finishes, offering unique colors such as designo Selenite Grey Magno and Brilliant Blue. 

Interior customization was also enhanced with options like the designo Deep White Leather Package, featuring designo Deep White Leather Upholstery. These additions allowed owners to tailor their SL65 AMG to their individual tastes.

In 2017, the starting price for the Mercedes-Benz SL63 AMG was $151,350, while the SL65 AMG began at $219,850. 

2018 Mercedes-Benz SL63 AMG and SL65 AMG

In 2018, the Mercedes-Benz SL63 AMG remained unchanged. The SL65 AMG entered its final production year with no major updates. 

Production ended mid-year, making 2018 models rarer than previous years.

In 2018, the starting price for the Mercedes-Benz SL63 AMG was $152,850, while the SL65 AMG began at $222,000.

2019 Mercedes-Benz SL63 AMG

In 2019, the Mercedes-Benz SL63 AMG remained in production with no major updates. The SL65 AMG was discontinued after the 2018 model year, marking the end of the V12-powered SL lineup.

In 2019, the starting MSRP for the Mercedes-Benz SL63 AMG was $154,450.

Mercedes-Benz SL63 AMG and SL65 AMG R231 Generation Common Problems

Owners of the Mercedes-Benz SL63 AMG and SL65 AMG R231 generation have reported several common issues that can lead to expensive repairs. Regular maintenance and timely inspections by qualified technicians are essential to address these concerns and ensure the longevity of these high-performance vehicles.

In addition, it is essential to keep in mind that all cars can have issues and it is crucial to perform a Pre-Purchase Inspection (PPI) from an authorized dealer or experienced independent mechanic to reveal all issues.

Active Body Control (ABC) System: Some owners have expressed concerns about the long-term reliability of the ABC suspension system, noting potential failures in components such as struts and pumps.

Camshaft Position Sensors and Magnetic Adjusters: The design of these components can lead to oil wicking into the wiring harness, potentially damaging engine electronics. Installing sacrificial harnesses can prevent this issue.

Retractable Hardtop Mechanism: Issues with the power-operated retractable hardtop have been reported, including malfunctioning roof mechanisms, faulty sensors, or problems with the hydraulic system, leading to slow or incomplete roof operation.

Electrical System Problems: Owners have experienced various electrical issues, such as problems with the central locking system, malfunctioning power windows, and glitches with the COMAND infotainment system.

Air Suspension Problems: Reports of uneven ride height have been noted, potentially due to air leaks, failed air springs, or a malfunctioning compressor.

Transmission Issues: Some owners have noticed that their car’s gear shifters stick when downshifting or when attempting to shift out of reverse, which could indicate larger transmission problems.

LED Lighting Failures: Instances of LED failures in both front and rear lights have been reported, necessitating replacements that can be costly.

Recalls

2014 Mercedes-Benz SL63 AMG and SL65 AMG vehicles

Airbag Module Issue (Recall No. PRA 2014/14242)

In August 2014, a recall was issued for vehicles available from March 1, 2014, to May 30, 2014. The front passenger side dash-mounted airbag module may break upon deployment during an accident, potentially causing injury to occupants. 

2018 to 2019 Mercedes-Benz SL63 AMG and SL65 AMG vehicles

Front Passenger Airbag Seam Issue (Recall No. RC2731)

In November 2019, a recall was announced for vehicles sold between June 25, 2018, and January 14, 2019. The front passenger airbag may not have been sewn correctly, which could cause the seam to tear during deployment, altering the restraint effect and increasing the risk of injury to the front passenger.

2019 Mercedes-Benz SL63 AMG vehicles

Airbag Issues (Recall No. 2019100016)

This recall pertains to a potential malfunction in the front passenger airbag, which may have been improperly sewn, allowing the seam to tear during deployment and increasing the risk of injury.

Rear Axle Carrier Bolt Connection Issue (Recall No. 2019100018)

Over time, the bolt connection at the front-left mounting point on the rear axle carrier casting may fail, possibly affecting the vehicle’s handling.

2016 to 2017 Mercedes-Benz SL63 AMG vehicles

Communication Module Software Issue (Recall No. 2021020025)

The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.

Please note that recall information is subject to change. It’s essential to verify with an authorized Mercedes-Benz dealer or the National Highway Traffic Safety Administration (NHTSA) for the most current information.

Maintenance and Ownership Costs

Owning a Mercedes-Benz SL63 AMG or SL65 AMG from the R231 generation offers a lot of cars for the money, but it also comes with a commitment to diligent maintenance. Despite these considerations, many owners find that with proactive maintenance and timely repairs, the SL63 AMG and SL65 AMG offer a rewarding and reliable driving experience.

Additionally, insurance premiums and fuel consumption are higher compared to non-AMG models. 

Here are the suggested service schedule and intervals per Mercedes-Benz:

10,000 Miles (Service A):

• Replace engine oil and filter

• Check and correct all fluid levels

• Inspect brake components

• Check and adjust tire pressures

• Reset maintenance counter

20,000 Miles (Service B):

• Perform all Service A tasks

• Replace cabin air filter

• Replace brake fluid

30,000 Miles (Service A):

• Repeat Service A tasks

40,000 Miles (Service B):

• Repeat Service B tasks

• Replace engine air filter

• Replace transmission fluid and filter

50,000 Miles (Service A + Additional Items):

• Perform all Service A tasks

• Replace spark plugs

60,000 Miles (Service B + Additional Items):

• Perform all Service B tasks

• Inspect and replace drive belts if necessary

70,000 Miles (Service A):

• Repeat Service A tasks

80,000 Miles (Service B):

• Repeat Service B tasks

• Replace engine air filter

• Replace transmission fluid and filter

90,000 Miles (Service A + Additional Items):

• Perform all Service A tasks

• Replace spark plugs

100,000 Miles (Service B + Additional Items):

• Perform all Service B tasks

• Replace engine air filter

• Replace transmission fluid and filter

Additional Maintenance Considerations:

• Brake Fluid Replacement: Every 2 years, regardless of mileage

• Active Body Control (ABC) Fluid & Filter Change: Every 30,000 miles

• Coolant Flush: Every 150,000 miles or 10 years

• Battery Check: Regularly inspect; replace approximately every 4-5 years

• Tire Rotation & Balance: Every 5,000 to 10,000 miles, if applicable

Here is a rough estimate of typical service costs associated with the Mercedes-Benz SL63 AMG and SL65 AMG R231 Generation:

• Oil Change – The SL63 AMG and SL65 AMG require high-quality synthetic oil to maintain optimal engine performance. At a dealership, an oil change typically costs between $300 and $450, which includes oil, filter, and labor. Independent shops may offer this service for $200 to $350, depending on the region and shop rates.

• Minor Service (Service A) – Service A includes an oil change, fluid checks, brake inspection, and a maintenance counter reset. Dealerships often charge between $500 and $700 for this service. Independent mechanics may perform the same service for $350 to $500.

• Major Service (Service B) – Service B encompasses all Service A tasks plus additional services like cabin air filter replacement and brake fluid exchange. Dealership pricing ranges from $1,000 to $1,500, while independent shops may offer it for $750 to $1,200.

• Tires – A full set of four tires such as Michelin Pilot Sport 4S tires can cost between $1,200 and $2,000, depending on the brand and specifications. Dealerships may charge a premium for OEM tires, whereas independent tire shops might provide more competitive pricing.

• Brakes – The high-performance braking system leads to increased wear. Replacing brake pads and rotors for all four wheels can range from $1,500 to $2,500 at a dealership. Independent shops might offer the service for $1,200 to $2,000, depending on parts used and labor rates.

• Clutch – Both the SL63 AMG and SL65 AMG are equipped with automatic transmissions; therefore, they do not have a traditional clutch that requires regular replacement. However, components such as the transmission fluid and filters should be maintained as per the manufacturer’s recommendations.

Options List

The Mercedes-Benz SL63 AMG and SL65 AMG from the R231 generation offered a wide range of options for buyers to choose from. 

The AMG Performance Package increased engine output and torque while also raising the electronically limited top speed. A limited-slip rear differential was included to improve traction under acceleration.

The AMG Carbon Ceramic Braking System featured lightweight carbon-ceramic brake discs that provided enhanced stopping power and reduced brake fade. This system was particularly beneficial for high-performance driving, ensuring consistent braking performance under extreme conditions.

The AMG Exterior Carbon Fiber Package added carbon fiber elements to the front splitter, mirror housings, and rear diffuser for a more aggressive look. This option complemented the car’s aerodynamic design while also reducing weight in key areas. MAGIC SKY CONTROL was available for the retractable hardtop, allowing the driver to adjust the transparency of the glass panel.

Designo Exclusive Leather Upholstery provided a premium interior with hand-fitted leather and unique stitching options. Buyers could choose from a variety of exclusive colors and materials to further enhance the luxurious cabin. AIRSCARF Neck-Level Heating was integrated into the seatbacks, directing warm air around the occupants’ necks for greater comfort while driving with the top down.

AMG Performance Media displayed real-time telemetry data, including engine performance metrics, lateral and longitudinal acceleration, and lap times. This system catered to driving enthusiasts who wanted detailed performance feedback. Active Body Control (ABC) Suspension continuously adjusted each wheel’s damping and ride height to optimize handling and comfort.

These options played a role in the overall desirability and resale value of the SL63 AMG and SL65 AMG.

2013 Mercedes-Benz SL63 AMG and SL65 AMG options list (Includes other SL models)

2014 Mercedes-Benz SL63 AMG and SL65 AMG options list (Includes other SL models)

2015 Mercedes-Benz SL63 AMG and SL65 AMG options list (Includes other SL models)

2017 Mercedes-Benz SL63 AMG and SL65 AMG options list (Includes other SL models)

2018 Mercedes-Benz SL63 AMG and SL65 AMG options list (Includes other SL models)

Key Options

• AMG Performance Package
• AMG Carbon Ceramic Braking System
• MAGIC SKY CONTROL
• AMG Exterior Carbon Fiber Package

Mercedes-Benz SL63 AMG and SL65 AMG R231 Prices and Values

The Best Mercedes-Benz SL63 AMG and SL65 AMG R231 Generation to Buy

When it comes to choosing the best Mercedes-Benz SL63 AMG and SL65 AMG from the R231 generation, several factors should be considered, including performance updates, available options, and overall condition.

For those wanting the best version of the SL63 AMG, the 2017+ models are the ideal choice. These models received the mid-cycle facelift, featuring an updated front-end design, new LED headlights, and a refined 5.5-liter twin-turbo V8 with 585 hp as standard. They also benefit from the latest COMAND infotainment system and an improved Active Body Control (ABC) suspension for enhanced ride quality.

For buyers interested in the SL65 AMG, the 2017 to 2018 models are the most desirable. These later-year versions retained the 6.0-liter twin-turbo V12 with 630 hp, while incorporating the same facelifted exterior and technology updates as the SL63. Given that 2018 was the final year of SL65 AMG production, this model holds greater exclusivity and potential for long-term value retention.

However, in terms of market stability, all Mercedes-Benz SL63 AMG and SL65 AMG R231 generation should hold value, as long as you find the right example.

Condition and mileage play a crucial role when selecting an SL63 AMG or SL65 AMG. Vehicles with a complete service history and lower mileage are more likely to remain reliable and hold their value over time. Since AMG models require regular maintenance, checking for issues such as Active Body Control (ABC) system wear, turbocharger health, and oil consumption is essential.

Conclusion

In summary, the Mercedes-Benz SL63 AMG and SL65 AMG R231 generation offer a great luxurious cruiser that’s fast and at a great price.. With starting prices for used models around $45,000 for the SL63 AMG and $90,000 for the SL65 AMG, they present a competitive option in the luxury roadster market.

While alternatives like the Aston Martin Vanquish Volante, Bentley Continental GT Speed Convertible, Jaguar F-Type SVR, and Porsche 911 Turbo S Cabriolet exist, the SL63 and SL65 distinguish themselves with their aggressive styling, high-performance AMG engines, and the refinement of a luxury grand tourer under the Mercedes-Benz brand.

For those seeking a luxurious and high-performance roadster, the Mercedes-Benz SL63 AMG and SL65 AMG R231 generation are excellent choices that offer a unique blend of comfort, style, and exhilarating driving dynamics.