Introduction

Aprilia - Rally 50 AC (1996–1999, ZD4MD0)

The Aprilia Rally 50 AC (type ZD4MD0) is a sporty 50 cc scooter with a classic character, produced in the late 1990s. Featuring an air-cooled two-stroke engine and a traditional layout, it belongs to the Rally family known for its distinctive design and everyday usability.
Visually, the AC version is marked by its simpler design and reduced technical complexity compared to the liquid-cooled models – ideal for riders who prefer straightforward, characterful machines.

Model History

The Rally range was updated in 1996 with new styling and technical improvements, aiming for a sportier appearance and better performance.
The AC version continued alongside the newer LC models, offering a more affordable and less complex alternative.
Between 1996 and 1999, the ZD4MD0 was sold in several markets and remained part of the lineup even after the LC became more prominent.
Its role as a reliable, simple scooter made it a popular choice among younger and budget-conscious riders.

Technical Details

Air-cooled single-cylinder two-stroke engine with approx. 49 cm³ displacement.
Power output depends on market-specific restrictions, typically within 50 cc class limits.
Transmission is automatic CVT with belt drive.
Both electric and kick-start systems are available.
12V electrical system, carburetor-based fueling, simple to maintain.

Chassis and Brakes

Robust frame design with sporty geometry.
Conventional front fork and rear monoshock for a balanced ride.
Front disc brake (approx. Ø 190 mm), rear drum brake.
Tires: approx. 120/90‑10 front and 130/90‑10 rear.
Dry weight around 87 kg, fuel tank capacity approx. 6 litres.

Color Variants & Features

Available in classic colors like black, white, and subtle accent tones.
Key visual elements: minimalist styling, air cooling, signature Rally shape.
No known official special editions, but many units were customized or modified from LC versions.