Alternator Rebuild Kit 2011-2012 BMW 135i 335i 3.0L with Denso 104210-6050, -6051, -6052 - 11750RK-A

Need to rebuild your vehicle's alternator? This premium replacement component kit is engineered to meet or exceed original factory specs, ensuring a perfect fit and long-lasting charging performance.

🚘 Vehicle Application Details

• BMW:
  • 135i L6 3.0L 2979cc (2011-2012)
  • 335i L6 3.0L 2979cc (2011-2012)
  • 335i xDrive L6 3.0L 2979cc (2011-2012)

🔍 Cross-Reference Alternator Assemblies (Fits These Units)

• BMW OE: 12-31-7-591-532, 12-31-7-591-533
• Bosch Reman: AL9447X
• Bosch Service Europe: 0-986-CR6-228, 0-986-UR6-228
• Denso OE: 104210-605, 104210-6050, 104210-6051, 104210-6052
• Lester References: Lester 11750

📐 Component-Specific Technical Data

⚡ Voltage Regulator Specs

• Technical Specifications: 14.3V, B-Circuit, COM (BSS) #067
• Aftermarket Crossovers: W085-423, W085423, VR-H2005-235, 216-118, 80904670, IN6378

⚡ Brush Holder Assembly with Brushes Specs

• Replaces OEM: Denso 021620-3020, 021620-3030
• Interchange Numbers: 39-8206

⚡ Drive End Bearing (Front) Specs

• Industry Number: 55222 / 333
• Dimensions: 17mm ID x 52mm OD x 16mm W
• Interchange Numbers: 949100-3330, 949100-4370, 949100-5010, 10-3042-4W

⚡ Rotor SRE Bearing (Rear) Specs

• Industry Number: 53514 / 279
• Dimensions: 15mm ID x 35mm OD x 13mm W
• Interchange Numbers: 949100-2790, 949100-3980, 949100-4440, 10-2021-4W

⚡ Slip Ring Specs

• Design: For Hairpin Denso Alternators
• Dimensions: 5.8mm ID x 14.3mm OD x 11mm L
• Interchange Numbers: 28-82854

❤️ Our Worry-Free Promise

Because automotive electrical parts are highly specific, we want you to buy with total confidence. If you tear down your alternator and realize you need a different size or configuration, don't sweat it. We offer easy, no-hassle returns and fast refunds. We are here to help your DIY build succeed!