The Mercedes-Benz W211 E-Class (2002-2009) features variations in auto parts across different models, primarily in the engine, suspension, braking system, drivetrain, and electronic components. Here are the key differences in W211 parts across various models:
1. Engine & Powertrain
- E200/E220 CDI (Diesel) vs. E200/E240/E280/E320/E350 (Gasoline): Diesel models have different fuel injection systems, turbochargers, and exhaust setups compared to gasoline versions.
- E500/E55 AMG: Equipped with V8 engines, requiring unique intake systems, exhaust manifolds, and cooling components compared to inline-4 and V6 models.
- E55 AMG / E63 AMG: High-performance models come with modified engine management systems, reinforced pistons, crankshafts, and upgraded supercharger or naturally aspirated tuning.
2. Suspension System
- Standard models (E200-E350): Typically feature multi-link independent suspension, with AIRMATIC air suspension available as an option on some trims.
- E500 / AMG models: Standard AIRMATIC DC adaptive air suspension, with a different suspension control module and sport-tuned dampers for improved handling.
3. Braking System
- Base models (E200-E350): Standard disc brakes on all four wheels.
- E500 / AMG models: Equipped with larger brake discs, Brembo high-performance calipers, and enhanced braking systems for better stopping power.
4. Drivetrain & Transmission
- Standard models: Available in rear-wheel drive (RWD) or 4MATIC all-wheel drive, with 5-speed or 7-speed automatic transmissions.
- AMG versions (E55/E63): Come exclusively with RWD, featuring reinforced high-torque automatic transmissions and an AMG limited-slip differential.
5. Electronics & Interior Features
- Higher trims (E320 and above) may include COMAND navigation, heated/ventilated seats, adaptive cruise control, and premium audio systems.
- AMG models feature sportier instrument clusters, paddle shifters, AMG-specific exhaust systems, and performance-enhanced driving modes.
Overall, the W211 model variations significantly affect auto parts compatibility, especially in performance-related components. When replacing or upgrading parts, it's essential to match them with the specific model specifications.
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