BMW F20 Parts catalogue & 1 Series

The BMW F20 is the second-generation 1 Series (2011–2019), designed as a five-door hatchback with rear-wheel drive (RWD) and optional xDrive all-wheel drive (AWD) for certain models. Below is a breakdown of different F20 variants and their key components.

1. 116i / 118i / 120i / 125i (Petrol Versions)

• Engine: 1.5L, 1.6L, or 2.0L turbocharged inline-4 engines (B38 / N13 / B48)
• Drivetrain: Standard RWD, optional M Sport suspension
• Transmission: 6-speed manual / 8-speed automatic
• Key Component Differences:
  • Intake System: Variations in turbochargers, air filters, and intake manifolds
  • Cooling System: Different water pumps, radiators, and thermostats depending on power output
  • Braking System: Higher-performance models like the 125i use larger brake discs
  • Exhaust System: Different exhaust manifolds and catalytic converters based on emissions standards

2. 114d / 116d / 118d / 120d / 125d (Diesel Versions)

• BMW F20 Parts: Engine: 1.5L or 2.0L turbocharged inline-3/4 diesel engines (B37 / N47 / B47)
• Drivetrain: Some models offer xDrive AWD
• Transmission: 6-speed manual / 8-speed automatic
• Key Component Differences:
  • Turbocharger: The 125d features a twin-turbo setup, while others use a single turbo
  • Fuel System: High-pressure common rail injection system with model-specific injectors
  • Emission Control: Some models include SCR (Selective Catalytic Reduction) for Euro 6 compliance
  • Engine Mounts & Vibration Dampening: Diesel engines produce more vibration, requiring different rubber mounts

3. M140i (High-Performance Model)

• Engine: 3.0L turbocharged inline-6 (B58), producing up to 340 hp
• Drivetrain: Standard RWD, M Sport suspension, optional M Performance limited-slip differential
• Transmission: 6-speed manual (in some markets) / 8-speed automatic
• Key Component Differences:
  • Braking System: M Sport brakes with blue calipers
  • Exhaust System: M Performance exhaust with valve control
  • Cooling System: Additional oil cooler and larger water radiator
  • Drivetrain: High-performance rear differential, some models with xDrive

4. F20 LCI (2015 Facelift Model)

In 2015, BMW updated the F20 with several component changes:

• Engines: Transitioned to the new B-series engines (B38, B48, B37, B47)
• Lighting: Switched to full LED headlights
• Bumpers: Improved aerodynamic design
• Interior: Upgraded iDrive system with touchscreen
• Chassis: Suspension tuning improved for better comfort

Conclusion

The BMW F20 lineup offers a variety of engine configurations, chassis setups, braking systems, and drivetrain options. The mid-cycle facelift introduced significant upgrades, particularly in engine technology and interior features. If you’re looking for specific aftermarket upgrades or want to compare F20 parts for a maintenance or performance upgrade, let me know which components interest you the most!