Alternator Rebuild Kit BMW 320 325 330 525... w/120 Amp Valeo SG12B029 - 13970RK-A

• Voltage Regulator with Brushes - Specifications: 12 Volt System, B-Circuit, 61E-15 (Lamp-Ignition) Terminals, 14.3 Vset, 5 second LRC, Valeo Alternators on BMW, Stator activated, OE compliant soft start, Shorted field, lamp & choke protection // Replaces: BMW 12-31-7-501-749, 12-31-7-551-153, Valeo 2542378B, 2543325B, 2543327B, 593423, 593839, YM3699 Other: CL-173, W082-42, VRPR2206, 230-40102, 266-021, 09369, 80084010 - M523
  
• Drive End Bearing 54700 17x47x14mm / Ref#s 6303-2RS 17x47x14mm Ref 593563 - 6-303-4W
  
• SRE Rear Rotor Bearing 53500 15x35x11mm / Ref#s 6202DWS 15x35x11mm Ref 593684 - 6-202-4W
  
• Tolerance Ring / Bearing Cap 35mm ID x 37.3mm OD x 19.3mm OA Height Ref 46-94435
  
• SlipRing, 48.3mm L / 9mm ID / 14.9mm OD Replaces Valeo 2606286 - 28-94867

For the following BMW applications that have the 120 Amp Valeo with Air Duct Ref # 2542377B, SG12B029, 439398, 437367, 2542377
2001-2005 320i L6 2.2L
2001-2006 325Ci L6 2.5L
2001-2006 325i L6 2.5L
2001-2005 325xi L6 2.5L
2001-2006 330Ci L6 3.0L
2001-2005 330i L6 3.0L
2001-2006 330xi L6 3.0L
2001-2003 525i L6 2.5L
2001-2003 530i L6 3.0L
2001-2002 Z3 L6 2.5L
2001-2002 Z3 L6 3.0L
2001-2006 X5 L6 3.0L

*** NOTE On 2003 and later 325, 330 & 525 series we have seen 0 124 515 105, 0 124 525 026 without AirDuct and will need to be verified by cross referencing the OE # on the core alternator.

Alternator's Manufacturer and Factory #s
BMW 12-31-7-510-593, 12-31-7-510-597, 12-31-7-510-599
Bosch Remanufactured    AL0703X (Valeo Style)
ERA    210464
Excel 10620
Lester 13970
Valeo 2542377B, SG12B029, 439398, 437367, 2542377