# Mercedes-Benz C 400 4MATIC AWD Sedan | 3.0T V6 Turbo + Steel Gray Metallic Paint, Luxury Performance Commuter ### Core Information - **VIN**: 55SWF6GB8FU009928 - **Mileage**: 79,902 miles (3.0T V6 turbo + 4MATIC AWD system in stable condition; Mercedes V6 engine durability proven in the market, no major repairs on core components, no significant oil seepage from turbo, minimal wear on AWD components, all functions intact) - **Model**: C 400 4-door luxury sedan (versatile for business commuting and family long-distance road trips, balances V6 performance with Mercedes luxury feel; more power reserve than C 300, more suitable for daily use than AMG models) ### Powertrain and Drivetrain - 3.0L Turbocharged V6 (Mercedes' classic high-output V6 engine, strong and linear power delivery, robust low-end torque available at 1,800 rpm, responsive city acceleration, ample power reserve for highway overtaking or rapid acceleration, refined and premium engine sound; compared to 2.0T engines, experiences less power drop under heavy load or full occupancy, adaptable to various driving scenarios) - 4MATIC Full-Time AWD (Mercedes' mature luxury AWD tuning, stable traction and quick response, no slipping on wet, snowy, or slippery roads, excellent cornering tracking; balanced power distribution during hard acceleration, avoids rear-drive oversteer or front-drive understeer, ensures daily safety and light handling enjoyment, greater peace of mind for family trips) - 7AT Automatic Transmission (Mercedes-exclusive transmission tuning, shift logic perfectly matched to V6 power characteristics: smooth, jerk-free shifting in traffic, comfortable follow-up without lurching; responsive downshifts with rev-matching when accelerating hard, fast shifts without shock, stable gear holding during highway cruising, high level of quietness) ### Fuel Efficiency, Exterior, and Interior - Fuel Economy: 21 MPG City / 29 MPG Highway (reasonable fuel consumption for a 3.0T V6 AWD luxury sedan, balanced performance between power and AWD stability; manageable fuel costs for daily commuting or long road trips, more fuel-efficient than same-class large-displacement naturally aspirated models) - Exterior: Steel Gray Metallic Paint (Mercedes premium neutral tone, paint contains metallic particles, emits fine luster under sunlight, more sophisticated than standard gray; paired with the sedan's elegant streamlined body, dignified and understated, suitable for business接待 and family use; dirt-resistant and easy to maintain, minor dust or scratches are less noticeable, reduces frequency of car washes and touch-ups) - Interior: All-Black Design (combines luxury and practicality, black leather seats with metallic trim accents, fine and skin-friendly materials, precise stitching for a refined look; minor stains like coffee spills or dust are not easily visible, simple wipe with a damp cloth suffices for daily cleaning; cabin atmosphere is calm but not oppressive, feels more upscale when ambient lighting is on at night, aligns with business commuting positioning) (Suggested additions: luxury features (e.g., panoramic sunroof, power tailgate, front seat heating/ventilation, Burmester sound system, cruise control, rearview camera), maintenance records (focus on turbocharger condition, transmission fluid changes, AWD system servicing), accident/bodywork or repainting history, price. Key selling points: strong 3.0T V6 power + stable 4MATIC AWD + premium feel of Steel Gray Metallic Paint)