GY6
Product Number:THH-4007
【GY6 Classic Series 4-Pin Voltage Regulator Rectifier — For Duke, Gy6-125, DIO】⚡
【The Savior of Motorcycle Electrical Systems! The Key Component to Fix Dim Headlights and Unchargeable Batteries】
Are your vintage scooter’s headlights always flickering like fireflies? Did your newly replaced battery run dead after just a few days of riding?
High chances are, your "voltage regulator rectifier" is aging and went on strike!
⚓ Professionally Selected: GY6 Traditional Single-Phase 4-Wire Regulator Rectifier
The most common universal lifesaver kept in every motorcycle repair shop, bringing your vintage scooter's electrical system back to life!
- Core Function: Perfectly stabilizes the voltage output from the generator, precisely converting alternating current (AC) into stable direct current (DC) to maintain headlight brightness while safely recharging the battery.
- Precise Fitment: Compatible with GY6 engine series (Duke 125, Gy6-125), 2-stroke Dio 50, Cha-Cha, Big Louis, Cruise, Attila, Jockey, JR 100, and many other classic vintage models from KYMCO and SYM.
- Excellent Durability: Features standard thickened aluminum alloy cooling fins for highly efficient heat dissipation. It is high-temperature resistant and guards against power drainage, effectively preventing the battery from bloating or getting damaged due to overcharging.
Preventative replacement of old electrical components ahead of time is highly recommended. The DIY installation is super easy—simply plug into the connector, tighten the screw, and you are ready to go!

Contact Us
Company: Hsin Hua Electric Innovation Co., Ltd.
Address: No.1, Anxin 2nd Rd, Andong Village, Annan Dist., Tainan City 709007, Taiwan
Phone: +886-6-2456156
Website: www.thh-electric.com.tw
We also offer the following CDI (Capacitor Discharge Ignition) products.
1️⃣ SUZUKI
32900-93911 ➝ 9.9 / 15 HP
32900-94470 ➝ 40 HP
2️⃣ TOHATSU
3G2-06060-2 ➝ 9.9 / 15 / 18 HP
3️⃣ YAMAHA
63V-85540-00 / 63V-85540-01 ➝ 9.9 / 15 HP
66T-85540-00 / 66T-85540-01 ➝ 40 HP
688-85540-00 ➝ 75 HP
688-85540-16 ➝ 75 / 90 HP
695-85540-10 / 695-85540-12 ➝ 15 / 25 HP
6B4-85540-01 / 6B4-85540-02 ➝ 9.9 / 15 HP
6E5-85540-00 ➝ 115 HP
6E5-85540-12 ➝ 115 / 130 HP
6F5-85540-22 ➝ 40 HP
6F6-85540-00 / 6F6-85540-01 ➝ 40 HP
6G5-85540-12 ➝ 150 / 175 / 200 HP
6G6-85540-00 ➝ 200 / 225 HP
