INA EA0166 Alternator Decoupler Pulley
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INA EA0166 Alternator Decoupler Pulley

Brand INA EA0166
Fits Mini · 19 vehicles

Vibration damping. Helps reduce harshness in compact, high-load drive systems.

FEAD solution. Supports auxiliary drive maintenance with individual components or assembled kits.

Alternator decoupler pulley. A key component in the charging and starting system.

Cross-references 7920-9147, 5350166100 and 12317613445 for the same application. See all 3.

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INA EA0166 Alternator Decoupler Pulley

The INA EA0166 is an alternator decoupler pulley for select Mini Cooper applications. It is built for front-end accessory drive systems that need stable belt operation and vibration control in tight engine bays.

  • Alternator decoupler pulley for charging system service
  • INA Global Number 535 0166 100
  • M16x1.5 mm thread
  • 49.3 mm outside diameter
  • 40.0 mm width
  • 6-groove pulley design
  • Cross-references Bosch 7920-9147 and 12317613445 for the same application

Fitment Details

Compatible With select Mini Cooper, Mini Cooper Countryman, and Mini Cooper Paceman models. Fits 2007-2015 Mini Cooper, N/A; Fits 2011-2016 Mini Cooper Countryman, N/A; Fits 2013-2016 Mini Cooper Paceman, N/A. Notes include Bosch alternator and 150 amp alternator applications on specific Mini Cooper models.

How It Works

This alternator decoupler pulley helps isolate alternator inertia from the belt drive during engine speed changes. In FEAD systems, that can reduce belt flutter and support smoother accessory drive operation in Mini Cooper, Mini Cooper Countryman, and Mini Cooper Paceman vehicles.

Common Repair Symptoms

  • Belt noise from the front accessory drive
  • Alternator pulley drag or irregular rotation
  • Accessory belt vibration at idle or during deceleration
  • Charging system service on Mini Cooper models with Bosch alternators
  • Wear-related issues in the FEAD system

Installation Notes

Verify alternator type, thread size, pulley diameter, groove count, and engine application before ordering. Match the vehicle notes exactly, especially Bosch alternator and 150 amp alternator references on the listed Mini Cooper applications. Professional installation is recommended for proper belt alignment and charging system performance.

Quality Assurance

INA positions this pulley within its FEAD component range, which focuses on vibration damping and service support for high-load engine accessory drives. The EA0166 is engineered for the specified Mini Cooper fitments and related cross-reference applications.

Related reading

This part fits 19 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2016MiniCooper Countryman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2016MiniCooper Paceman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2015MiniCooper1.6LL4N/ABosch Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2015MiniCooper Countryman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2015MiniCooper Paceman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2014MiniCooper1.6LL4N/ABosch Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2014MiniCooper Countryman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2014MiniCooper Paceman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2013MiniCooper1.6LL4N/ABosch Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2013MiniCooper Countryman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2013MiniCooper Paceman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2012MiniCooper1.6LL4N/ABosch Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2012MiniCooper Countryman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2011MiniCooper1.6LL4N/ABosch Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2011MiniCooper Countryman1.6LL4N/AINA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2010MiniCooper1.6LL4N/ABosch Alternator; 150 Amp Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2009MiniCooper1.6LL4N/ABosch Alternator; 150 Amp Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2008MiniCooper1.6LL4N/A150 Amp Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
2007MiniCooper1.6LL4N/AFrom 12/01/2006; 150 Amp Alternator; INA Global Number 535 0166 100; M16x1.5 mm, O.D 49.3 mm, Width 40.0 mm 6 Groove
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
7920-9147535016610012317613445