2Bros Parts

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

$77.75

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Delivery to United States 5–8 business days

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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. Specifications: Voltage: 12V, Current: 35A, Input Type: Three-phase, Output Type: 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. 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. Manufacturer: Bronco.

Specifications
SKU
44-0903.BR
Brand
Bronco
Availability
In Stock (9)
General Product Group
Ignition & Electrical Parts
General Product Type
Voltage Reulator
Variant Id
240596
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

High-Performance Motorcycle Voltage Regulator

Upgrade your vehicle's electrical system with this high-performance voltage regulator. Designed for motorcycles, ATVs, and UTVs, this regulator provides accurate voltage control under all load conditions, ensuring optimal performance and component longevity. Its robust, sealed construction is built to withstand harsh environments, offering superior reliability and durability.

Key Features:

  • Direct bolt-on replacement for easy installation.
  • Ensures reliable performance across all load levels.
  • Features advanced Accel electronic circuitry for precision.
  • Durable aluminum alloy construction for longevity.
  • Environmentally sealed design protects against moisture and shock.
  • No relay contacts to wear out or require adjustment.

Technical Specifications:

  • Voltage: 12V
  • Current Rating: 35A
  • Input Type: Three-phase
  • Output Type: DC
  • Technology: SCR
  • Dimensions: Height: 28 mm, Width: 70 mm, Length: 80 mm
  • Mounting Pitch: 60 mm
  • Sensor Included: No

Cross-Reference Part Numbers:

  • OEM Yamaha: 5BN-81960-00
  • OEM Kawasaki: 21066-1127, 21066-0720, 21066-0033, 21066-0043, 21066-0705
  • Other Replacements: SM-01118, AYA6016, KL20-5370, ESP2378
Before you buy

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Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).

Call or email us with your make, model and year and we will check it for you before you order.

Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.

Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.

More answers in our FAQ.

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