5-Pin AC CDI Box for 50cc 70cc 90cc 110cc 125cc ATV Dirt Bike

Product Overview

Replacement 5-pin AC CDI ignition box for compatible 50cc, 70cc, 90cc, 110cc, and 125cc engines used in ATVs, quads, dirt bikes, and pit bikes.

Featuring a 5-pin male connector and compact 60 × 35 × 22mm housing, this CDI is designed for compatible AC-powered ignition systems.

Before ordering, compare the AC/DC type, connector shape, pin layout, dimensions, and original CDI to ensure proper fitment.

Product Compatibility

Engine / Application	Fitment Notes
50cc Engine	Matching 5-pin AC CDI required
70cc Engine	Verify connector and pin layout
90cc Engine	Selected compatible applications
110cc Engine	Verify original CDI
125cc Engine	Matching AC ignition system required
ATV / Quad	Verify engine and CDI configuration
Dirt Bike	Matching 5-pin AC CDI required
Pit Bike	Verify original ignition system

Specifications

Specification	Details
Product Type	CDI Ignition Module
CDI Type	AC CDI
Connector	5-Pin Male Plug
Length	60 mm / 2.36 in
Width	35 mm / 1.38 in
Height	22 mm / 0.87 in
Listed Engine Size	50cc / 70cc / 90cc / 110cc / 125cc
Application	ATV / Quad / Dirt Bike / Pit Bike
Condition	New
Package Quantity	1 CDI Box

Key Features

• AC CDI Design: Intended for compatible AC-powered ignition systems.
• 5-Pin Male Connector: Designed for wiring harnesses using a matching plug and pin arrangement.
• 50cc–125cc Applications: Suitable for selected small-engine ATV and motorcycle platforms.
• Compact Size: 60 × 35 × 22mm dimensions provide an additional reference for fitment comparison.
• Replacement Ignition Module: Practical replacement for a faulty or damaged compatible CDI.