Kawasaki KZ750 KZ550 EL250 EN500 Rectifier Regulator - Replaces Kawasaki OEM 21066-1030
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Description
Kawasaki KZ750 KZ550 EL250 EN500 Rectifier Regulator - Replaces Kawasaki OEM 21066-1030. This regulator/rectifier controls charging voltage and rectifies stator output for the battery and electrical system.
Install this regulator/rectifier after checking the related wiring, grounds, connectors, battery condition, and system voltage.
Product Details
| Replaces Kawasaki OEM | 21066-1030 |
|---|---|
| Part type | regulator/rectifier |
| Sold | individually |
Fitment / Compatibility
Fits Kawasaki:
- EL250 (1988-89, 1991-94)
- EX250 (1986-90, 1992-00)
- EX400 (1987)
- EN450A (1985-96)
- EN500 (1996-00)
- EX500A (1987-93)
- EX500D (1994-00)
- KZ550A (1983)
- KZ550C (1983)
- KZ550F (1983-84)
- KZ550H (1983)
- KZ750N (1982-83)
Before Ordering
- Verify OEM/reference 21066-1030 matches the part being replaced
- Confirm voltage, plug shape, wire count, charging-system type, and ground path
Fitment
Custom / Universal part
Check compatibility before ordering
Universal does not mean it fits every motorcycle. Compare the dimensions, mounting or connection details, and specifications in the description with your setup. Make sure this is the correct part for your intended use.
Selecting your bike does not confirm fitment for this item.
View product detailsCheck the listed model, year and any fitment notes in the description.
| Make | Model | Years |
|---|
No matching models in this list.
Shipping + Returns
Shipping & delivery
In-stock orders typically ship the same or next business day. Ground delivery is estimated at 3–8 business days to the USA and 2–6 business days within Canada after shipping.
Free ground shipping: USA orders of $50 USD or more; Canadian orders over $50 CAD.
View shipping options and details
Returns
Eligible unused, unaltered parts can be returned within 60 days of delivery, with original packaging. No restocking fees. Electrical parts are excluded.
