Home / POWERSPORTS / MOTORCYCLE / DIRT BIKE / SCOOTER UNITS / MOTORCYCLE ALTERNATORS / BMW MOTORCYCLE ALTERNATORS / BMW Replacement 12-31-2-306-020 Alternator
BMW Replacement 12-31-2-306-020 Alternator
Zoom

BMW Replacement 12-31-2-306-020 Alternator

100% New - Free Shipping! - Expedited rates available in cart
2-Year Warranty - 30-Day Return Policy. Learn More
Item# 12494N
$189.99
$218.99

Availability: Usually ships the next business day

**All parts are 100% brand new and meet or exceed OEM specifications.**
**Units may differ in color from listing photos and are for U.S. Models only (unless otherwise noted)**
**Fitment information below is accurate to the best of our knowledge and should be used for reference only. If you have any questions about fitment, please call our parts specialist before placing your order. For further assistance call 586-257-1515

Product Description

Description: Alternator
OEM(s): BMW, Bosch
Voltage: 12
Amps: 50
Mtg Ear 1 Hole: 9.2mm Unthreaded
Mtg Ear 2 Hole: 9.2mm Unthreaded
Mtg Ear 3 Hole: 9.2mm Unthreaded
Fan Location: Internal
Regulator Location: Internal
B+ Terminal: M8x1.25
D+ Terminal: M5x0.8
Polarity: Negative
Notes:
W/O Pulley

Replaces:
BMW 12-31-1-306-020
Bosch 0123105001

Used On:
BMW Motorcycles K75 1986 751cc
BMW Motorcycles K75 1987 751cc
BMW Motorcycles K75 1988 751cc
BMW Motorcycles K75 1989 751cc
BMW Motorcycles K75C 1986 751cc
BMW Motorcycles K75C 1987 751cc
BMW Motorcycles K75C 1988 751cc
BMW Motorcycles K75C 1989 751cc
BMW Motorcycles K75C 1990 751cc
BMW Motorcycles K75RT 1990 751cc
BMW Motorcycles K75RT 1991 751cc
BMW Motorcycles K75RT 1992 751cc
BMW Motorcycles K75RT 1993 751cc
BMW Motorcycles K75RT 1994 751cc
BMW Motorcycles K75RT 1995 751cc
BMW Motorcycles K75RT 1996 751cc
BMW Motorcycles K1100LT 1993 1100cc
BMW Motorcycles K1100LT 1994 1100cc
BMW Motorcycles K1100LT 1995 1100cc
BMW Motorcycles K1100LT 1996 1100cc
BMW Motorcycles K1100LT 1997 1100cc
BMW Motorcycles K1100LT 1998 1100cc
BMW Motorcycles K1100LT 1999 1100cc
BMW Motorcycles K1100RS 1993 1100cc
BMW Motorcycles K1100RS 1994 1100cc
BMW Motorcycles K1100RS 1995 1100cc
BMW Motorcycles K1100RS 1996 1100cc
BMW Motorcycles R850C 1997 848cc
BMW Motorcycles R850C 1998 848cc
BMW Motorcycles R850C 1999 848cc
BMW Motorcycles R850C 2000 848cc
BMW Motorcycles R850GS 1997 848cc
BMW Motorcycles R850GS 1998 848cc
BMW Motorcycles R850GS 1999 848cc
BMW Motorcycles R850GS 2000 848cc
BMW Motorcycles R850R 1994 848cc
BMW Motorcycles R850R 1995 848cc
BMW Motorcycles R850R 1996 848cc
BMW Motorcycles R850R 1997 848cc
BMW Motorcycles R850R 1998 848cc
BMW Motorcycles R850R 1999 848cc
BMW Motorcycles R850R 2000 848cc
BMW Motorcycles R850R 2001 848cc
BMW Motorcycles R850R 2002 848cc
BMW Motorcycles R850R 2003 848cc
BMW Motorcycles R850R 2004 848cc
BMW Motorcycles R850R 2005 848cc
BMW Motorcycles R850R 2006 848cc
BMW Motorcycles R850R 2007 848cc
BMW Motorcycles R850RT 1996 848cc
BMW Motorcycles R850RT 1997 848cc
BMW Motorcycles R850RT 1998 848cc
BMW Motorcycles R850RT 1999 848cc
BMW Motorcycles R850RT 2000 848cc
BMW Motorcycles R850RT 2001 848cc
BMW Motorcycles R850RT 2002 848cc
BMW Motorcycles R850RT 2003 848cc
BMW Motorcycles R850RT 2004 848cc
BMW Motorcycles R850RT 2005 848cc
BMW Motorcycles R850RT 2006 848cc
BMW Motorcycles R1100GS 1994 1085cc
BMW Motorcycles R1100GS 1995 1085cc
BMW Motorcycles R1100GS 1996 1085cc
BMW Motorcycles R1100GS 1997 1085cc
BMW Motorcycles R1100GS 1998 1085cc
BMW Motorcycles R1100GS 1999 1085cc
BMW Motorcycles R1100R 1994 1085cc
BMW Motorcycles R1100R 1995 1085cc
BMW Motorcycles R1100R 1996 1085cc
BMW Motorcycles R1100R 1997 1085cc
BMW Motorcycles R1100R 1998 1085cc
BMW Motorcycles R1100R 1999 1085cc
BMW Motorcycles R1100R 2000 1085cc
BMW Motorcycles R1100R 2001 1085cc
BMW Motorcycles R1100RS 1992 1085cc
BMW Motorcycles R1100RS 1993 1085cc
BMW Motorcycles R1100RS 1994 1085cc
BMW Motorcycles R1100RS 1995 1085cc
BMW Motorcycles R1100RS 1996 1085cc
BMW Motorcycles R1100RS 1997 1085cc
BMW Motorcycles R1100RS 1998 1085cc
BMW Motorcycles R1100RS 1999 1085cc
BMW Motorcycles R1100RS 2000 1085cc
BMW Motorcycles R1100RS 2001 1085cc
BMW Motorcycles R1100RT 1994 1085cc
BMW Motorcycles R1100RT 1995 1085cc
BMW Motorcycles R1100RT 1996 1085cc
BMW Motorcycles R1100RT 1997 1085cc
BMW Motorcycles R1100RT 1998 1085cc
BMW Motorcycles R1100RT 1999 1085cc
BMW Motorcycles R1100RT 2000 1085cc
BMW Motorcycles R1100RT 2001 1085cc
BMW Motorcycles R1100S 1997 1085cc
BMW Motorcycles R1100S 1998 1085cc
BMW Motorcycles R1100S 1999 1085cc
BMW Motorcycles R1100S 2000 1085cc
BMW Motorcycles R1100S 2001 1085cc
BMW Motorcycles R1100S 2002 1085cc
BMW Motorcycles R1100S 2003 1085cc
BMW Motorcycles R1100S 2004 1085cc
BMW Motorcycles R1100S 2005 1085cc
BMW Motorcycles R1150GS 1999 1130cc
BMW Motorcycles R1150GS 2000 1130cc
BMW Motorcycles R1150GS 2001 1130cc
BMW Motorcycles R1150GS 2002 1130cc
BMW Motorcycles R1150GS 2003 1130cc
BMW Motorcycles R1150GS 2004 1130cc
BMW Motorcycles R1150GS Adventure 2001 1130cc
BMW Motorcycles R1150GS Adventure 2002 1130cc
BMW Motorcycles R1150GS Adventure 2003 1130cc
BMW Motorcycles R1150GS Adventure 2004 1130cc
BMW Motorcycles R1150GS Adventure 2005 1130cc
BMW Motorcycles R1150R 2000 1130cc
BMW Motorcycles R1150R 2001 1130cc
BMW Motorcycles R1150R 2002 1130cc
BMW Motorcycles R1150R 2003 1130cc
BMW Motorcycles R1150R 2004 1130cc
BMW Motorcycles R1150R 2005 1130cc
BMW Motorcycles R1150R 2006 1130cc
BMW Motorcycles R1150R Rockster 2002 1130cc
BMW Motorcycles R1150R Rockster 2003 1130cc
BMW Motorcycles R1150R Rockster 2004 1130cc
BMW Motorcycles R1150R Rockster 2005 1130cc
BMW Motorcycles R1150RS 2000 1130cc
BMW Motorcycles R1150RS 2001 1130cc
BMW Motorcycles R1150RS 2002 1130cc
BMW Motorcycles R1150RS 2003 1130cc
BMW Motorcycles R1150RS 2004 1130cc
BMW Motorcycles R1150RT 2000 1130cc
BMW Motorcycles R1150RT 2001 1130cc
BMW Motorcycles R1150RT 2002 1130cc
BMW Motorcycles R1150RT 2003 1130cc
BMW Motorcycles R1150RT 2004 1130cc
BMW Motorcycles R1150RT 2005 1130cc
BMW Motorcycles R1150RT 2006 1130cc
BMW Motorcycles R1200C Classic 1996 1170cc
BMW Motorcycles R1200C Classic 1997 1170cc
BMW Motorcycles R1200C Classic 1998 1170cc
BMW Motorcycles R1200C Classic 1999 1170cc
BMW Motorcycles R1200C Classic 2000 1170cc
BMW Motorcycles R1200C Classic 2001 1170cc
BMW Motorcycles R1200C Classic 2002 1170cc
BMW Motorcycles R1200C Classic 2003 1170cc
BMW Motorcycles R1200C Independent 2000 1170cc
BMW Motorcycles R1200C Independent 2001 1170cc
BMW Motorcycles R1200C Independent 2002 1170cc
BMW Motorcycles R1200C Independent 2003 1170cc

MCR PART NUMBER: 12494N

**PROP 65 - This product may expose you to chemicals such as Lead, Carbon Black, Silica, Crystalline which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov**.

Scroll to top