REGULATOR 5BN-81960-00-00, 21066-1127,21066-0720 21066-0033 21066-0043 21066-0705, SM-01118, AYA6016, KL20-5370 [ESP2378 2378]

High-performance voltage regulator designed for motorcycles, ATVs, and UTVs. This direct bolt-on replacement ensures accurate regulation under all loads and features rugged, sealed construction for reliability and durability in challenging conditions.

Technical Specifications:

• Voltage: 12V


• Current: 35A


• Input Type: Trifásico (three-phase)


• Output Type: CC (DC)


• Technology: SCR

Dimensions:

• Height: 28 mm


• Width: 70 mm


• Length: 80 mm


• Pitch (mounting center distance): 60 mm


• With Sensor: No

Features:

• Reliable performance under all load conditions.


• No relay contacts to wear out or adjust.


• Advanced Accel electronic circuitry.


• Rugged aluminum alloy construction.


• Environmentally sealed for moisture and shock resistance.


• Direct bolt-on installation.

Compatibility:

Kawasaki UTV Models:

• KAF620 Mule 3000 (2001–2008, OEM Ref: 21066-1127)


• KAF620 Mule 3010 4x4 (2001–2008, OEM Ref: 21066-1127)


• KAF620 Mule 3020 Turf (2001–2003, OEM Ref: 21066-1127)

Suzuki ATV Models:

• LT-A400 (2002–2008, OEM Ref: 32800-38F10)


• LT-A400 (2002–2009, OEM Ref: 32800-38F10)


• LT-A400C (2003–2005, OEM Ref: 32800-38F10)

Yamaha ATV & Motorcycle Models:

• Grizzly 660 YFM66 (2001–2008)


• Raptor 700 YFM70R (2006–2013)


• Rhino 450 YXR45F (2006–2009)


• Rhino 660 YXR66F (2004–2007)


• Road Star XV1600A (1999–2003)


• Road Star XV1600AS (2000–2003)


• Road Star XV1600AT (2000–2003)


• V-Star 650 Classic XVS650 (1998–2000)


• V-Star Classic XVS1100 (2000–2002)


• SX Venom SXV60 (2004–2006)


• SX Viper SXV70 (2003–2006)


• Venture 600 VT60 (2004–2006)


• Venture 700 VT70 (2004)

Other Yamaha Applications (OEM Ref: 5BN-81960-00):

• XV1600 Road Star Midnight / Silverado (1999–2003)


• XV1100 V-Star Classic (1999–2002)


• SXV600 Venom (2004–2006)


• SXV700 SX Viper (2003–2006)


• VT600/VT700 Venture (2004–2006)


• XT250 (2013–2014)


• YBR250 (2007–2009)

Cross-Reference OEM Part Numbers:

• Kawasaki: 21066-1127


• Yamaha: 5BN-81960-00


• DZE: 2378


• Other Replacements: SM-01118, AYA6016, 20-5370

Part Number: 44-0903.BR