YYHHZZ Alternator Mazda 3/6/CX-3/CX-5 2.0L 2.5L 100A OPEN BOX

OPEN BOX, Grade A — rotor spins freely with no sign of use or damage.

Overview

This YYHHZZ 100A alternator is a direct-fit replacement for select Mazda vehicles equipped with 2.0L or 2.5L four-cylinder engines. It is designed to restore stable electrical output and keep your battery charged across all driving conditions. The unit arrived open box and has been inspected: the rotor turns freely and there is no visible damage or evidence of prior installation. It is ready to go straight into your vehicle.

Alternators are the heart of your car's charging system. When yours begins to fail, you may notice dim headlights, a battery warning light, slow cranking, or accessories cutting in and out. Replacing it promptly prevents further electrical damage and keeps you off the roadside. This YYHHZZ unit matches OEM fit and function at a fraction of the cost of a dealership part.

Fitment

• Mazda 3 — 2014 to 2018, 2.0L / 2.5L
• Mazda 6 — 2018 to 2021, 2.0L / 2.5L
• Mazda CX-3 — 2.0L / 2.5L
• Mazda CX-5 — 2014 to 2019, 2.0L / 2.5L

Always verify your vehicle's engine size and model year before ordering. If you are unsure, consult your owner's manual or a qualified mechanic.

Key Specs

• Output: 100A
• Voltage: 12V
• Pulley: 6-groove serpentine
• OEM Reference: 20288 / PE01-18-300
• Construction: Aluminum housing, copper-wound stator
• Cooling: Internal fan, clockwise rotation

What's Included

• 1 × YYHHZZ 100A alternator

No additional hardware or brackets are included. This is a direct bolt-in replacement for the fitments listed above; no modifications should be required.

Installation Notes

Experienced DIYers with standard hand tools can typically complete this swap at home. Disconnect the negative battery terminal before beginning. Step-by-step guides are widely available online for all listed Mazda models. If you are not confident working on your vehicle's electrical system, have a qualified mechanic perform the installation to protect both the part and your car.