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2017 Mercedes-Benz C-Class C 300 4MATIC Coupe

The 2017 Mercedes-Benz C-Class C 300 4MATIC Coupe is a 241-hp 2.0-liter turbocharged inline-4 coupe with a 7g-tronic 7-speed automatic and all-wheel drive. It starts at $44,650 MSRP and is rated at 25 mpg combined.

It makes 241 horsepower at 5,500 rpm and 273 lb-ft of torque at 1300-4000 rpm, spinning to a 6,500 rpm redline. EPA fuel-economy estimates are 23 mpg city and 29 mpg highway (25 mpg combined).

The C-Class measures 184.5 inches long on a 111.8-inch wheelbase and has a curb weight of 3,770 lb.

Spec Value
Vehicle
Body TypeCoupe
PowertrainGas
Price
MSRP$44,650
MSRP with Destination$45,575
Destination Charge$925
Engine
Engine Type2.0L Inline-4 Turbo
Displacement2 L
Horsepower241 hp @ 5,500 rpm
Torque273 lb-ft @ 1300-4000 rpm
Redline6,500 rpm
ValvetrainDOHC, 4-valves per cylinder
Bore and Stroke83.0 x 92.0
Compression Ratio9.8:1
Drivetrain
Drive Type4MATIC All-Wheel Drive
Transmission
Transmission7G-TRONIC 7-Speed Automatic
1st Gear4.38 (33 mph **)
2nd Gear2.86 (50 mph **)
3rd Gear1.92 (75 mph **)
4th Gear1.37 (105 mph **)
5th Gear1 (144 mph **)
6th Gear0.82 (175 mph **)
7th Gear0.73 (197 mph **)
Reverse3.42
Final Drive3.46
Fuel Economy
City23 MPG
Highway29 MPG
Combined25 MPG
Tank Capacity17.4 gal
Suspension
Front SuspensionIndependent multi-link with coil spring, single-tube shock absorber with tubular torsion bar
Rear SuspensionIndependent multi-link with coil spring, single-tube shock absorber with tubular torsion bar
Brakes
Front Brake Disc13.0" dia. x 1.3" thick
Rear Brake Disc11.8" dia. x 0.5" thick
Tires & Wheels
Wheels Front7.5 x 18 (Cast)
Wheels Rear8.5 x 18 (Cast)
Tires Front225/45 R18
Tires Rear245/40 R18
Dimensions & Weight
Length184.5 in
Width71.3 in
Height55.3 in
Wheelbase111.8 in
Front Track61.53 in
Rear Track60.86 in
Ground Clearance3.5 in
Cargo Volume10.5 ft³
Curb Weight3,770 lbs
Interior
Headroom Front38.8 in
Headroom Rear35.6 in
Legroom Front42 in
Legroom Rear32 in
Shoulder Room Front54.8 in
Shoulder Room Rear51.7 in
** Theoretical max speed per gear at redline

Safety & Recalls

NCAP safety ratings

Tested, but no star ratings were published (2017 Mercedes-Benz C-Class 2 DR 4WD).

Recalls

No recalls on file with NHTSA for the 2017 Mercedes-Benz C-CLASS.

253 owner complaints to NHTSA for the 2017 Mercedes-Benz C-CLASS

Owner Complaints

253 owner complaints filed with NHTSA for the 2017 Mercedes-Benz C-CLASS (12 mention a crash, 3 a fire, 13 an injury). See all on nhtsa.gov

Most-cited areas
Engine83
Unknown Or Other38
Electrical System35
Fuel/Propulsion System32
Seat Belts26
Structure26
A complaint can cite more than one area.
Most recent complaints
Aug 26, 2026 · Unknown Or Other 1 injury
“The convertible roof gets stuck partially in open or closed position. It has to be forced closed. The vehicle is always garaged and the convertible was used very carefully but still has been…”
Jul 27, 2026 · Engine
“2017 Mercedes c300 the switchover valve in the diagnostic module of the evaporative emission control system is jammed open. This issue was called for recall for models 2018 or later, but 2017 was not…”
May 15, 2026 · Fuel System, Gasoline, Electrical System, Engine Fire
“The contact owns a 2017 Mercedes-Benz C300. While driving at approximately 15 mph, the contact observed smoke emanating from under the hood. The vehicle was driven to her work location and parked…”
May 5, 2026 · Fuel/Propulsion System
“strong evident fuel/ gas smell when driving and when the car is in park after driving.”
Mar 20, 2026 · Engine
“Check engine light for P052E which has been coming and going off for years now. Now the check engine light is there permanently. I spoke to Mercedes Benz customer service and requested for them to fix…”

Complaints are unverified reports submitted to NHTSA by owners. They cover the whole model year, not a specific trim, and a count alone doesn't show how common a problem is.

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2017 MERCEDES-BENZ C-CLASS. US-market vehicles only; data cached for up to 7 days.

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