Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2017 SL450.
The 2017 Mercedes SL450 Overview reference page consolidates the essential details for this model year of the SL-Class roadster. As the primary entry point for researchers, it frames the vehicle's positioning within the lineup and directs attention to the technical specifications, equipment changes, and ownership data that define the 2017 iteration. This overview serves as the foundation for deeper investigation into the model's characteristics and its place in the SL series continuum.
Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.
From the factory this vehicle uses a BCI 49 · 850 CCA battery, OE oil filter 0209975445. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.
| Engine oil filter | 0209975445 alt 2761800009 |
| Engine air filter | 276094050490 |
| Fuel filter | 1724700400 |
| Battery | 0019828208 alt 2115410001 |
| Front wiper blades | 2318201045 |
| Thermostat | 276201068064 alt 2762000600 |
Engine, drivetrain, dimensions and economy.
| Overall length | 182.3 in |
| Overall width | 74 in |
| Overall height | 52 in |
| Wheelbase | 102 in |
| Curb weight | 3825 lb |
| Track (front / rear) | 63 / 63 in |
| Weight distribution (front / rear) | 50/50 |
Capacities, torques and tune-up values from the factory service manual.
Torque the oil drain plug to 20.0 ft-lbs. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.
| Crankshaft Position (CKP) Sensor Bolt(s) | 7.4 ft-lbs |
| Camshaft Position (CMP) Sensor Bolt(s) | 7.4 ft-lbs |
| Intake Manifold to Engine Bolts | 6.6 |
| Exhaust Manifold to Cylinder Head Bolts | 14.7 |
| Oil Pan to Block Bolts | 9.0 ft-lbs |
| Engine Oil Pan Drain Plug | 20.0 ft-lbs |
| Standard BCI Group Number | 49 |
| Standard BCI Cranking Performance | 850 cca |
| Optional BCI Group Number | AUXILIARY: NA |
| Optional BCI Cranking Performance | AUXILIARY: 170 cca |
| 1 | 148.0 ft. lbs. | 148 ft. lbs |
| 2 | + 180 | |
Prep Do not reuse old bolts. Coat new bolts lightly with specified motor oil.
| 1 | Bolts 1-8 15.0 ft. lbs. | 15 ft. lbs |
| 2 | Bolts 1-8 | 29.5 ft. lbs |
| 3 | Bolt 1-8 | 90 degrees |
| 4 | Bolts 1-8 90 degrees | 90 degrees |
| 5 | Bolts 9 10.0 ft. lbs. | 10 ft. lbs |
| 1 | 15.0 ft. lbs., Step 2: 33.0 ft. lbs., Step 3: 90 | 15 ft. lbs |
| 1 | 44.0 inch lbs., Step 2: 15.0 | 44 in |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
Showing 1 of 1 campaigns on record for this vehicle.
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class… Remedy: MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12…
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
Decode factory build data for a specific vehicle by VIN.
Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.
Cross-vehicle references for the kinds of data on this page.
NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.