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Aermacchi Chimera 175
1958Sportbike

Aermacchi Chimera 175

Key specifications

Engine
172 cc
Weight
122 kg
Fuel type
petrol
Transmission
4-speed
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

### Introducing the 1958 Aermacchi Chimera 175 The 1958 Aermacchi Chimera 175 is a distinctive entry in the realm of classic sport motorcycles, exemplifying the Italian flair for design and engineering. With its sleek lines and purposeful stance, the Chimera 175 was positioned as an accessible yet spirited machine, aimed at riders seeking both performance and style. Aermacchi, known for its innovative approach, crafted this model to cater to the burgeoning post-war motorcycle market, where nimble handling and aesthetic appeal were paramount. The Chimera captures the essence of late '50s motorcycling, evoking nostalgia while still appealing to those with a penchant for vintage performance. At the heart of the Chimera lies a robust 172cc single-cylinder, four-stroke engine. With a compression ratio of 7.0:1, it delivers a respectable top speed of 110 km/h (68.4 mph), making it a competent performer for city commuting and weekend rides alike. The engine's character is complemented by its four-speed gearbox, which allows for smooth transitions and an engaging ride. Riders will appreciate the bike’s responsive nature, enhanced by a light weight of just 122 kg (269 lbs), ensuring nimble maneuverability through tight corners and urban landscapes. The air-cooled setup and Dell’Orto carburettor work in harmony, providing reliable performance while maintaining the simplicity that is often cherished in classic motorcycles. The Chimera 175 boasts a variety of features that enhance both functionality and rider experience. Its single cradle frame is complemented by telescopic front suspension, providing a comfortable ride over various terrains. The drum brakes at both ends offer dependable stopping power, a characteristic that was typical for the era, enhancing rider confidence. A kick starter keeps the vintage charm alive, embodying the hands-on spirit of motorcycling from a bygone time. The aesthetics of the Chimera, with its classic Italian design, appeal not only to performance enthusiasts but also to collectors and restorers who appreciate the craftsmanship of the era. ###

Pros

    Cons

    • Lightweight and Agile: Weighing only 122 kg, the Chimera offers exceptional maneuverability, making it ideal for urban riding and twisty roads.
    • Classic Design: The vintage aesthetics and Italian styling make this motorcycle a head-turner, perfect for enthusiasts who value both looks and performance.
    • Simple Mechanics: The straightforward engineering and air-cooled engine contribute to easy maintenance, appealing to both novice and experienced riders.
    • Limited Power for High-Speed Touring: While it performs well in city settings, the 172cc engine may feel underpowered for long-distance touring or highway speeds.
    • Outdated Braking System: The drum brakes, though reliable for their time, may lack the stopping power and responsiveness of modern disc brake systems.
    • Kick Start Only: The absence of an electric starter may deter some riders who prefer modern convenience, requiring a little more effort to get the engine running.

    Technical details

    Source specification data

    Make
    Aermacchi
    Model
    Chimera 175
    Category
    Sport
    Starter
    Kick
    Clutch
    Wet multiplate
    Gearbox
    4-speed
    Ignition
    Bobine
    Top Speed
    110.0 km/h (68.4 mph)
    Fuel System
    Carburettor. DellÓrto
    Bore X Stroke
    60.0 x 61.0 mm (2.4 x 2.4 inches)
    Compression
    7.0:1
    Displacement
    172.00 ccm (10.50 cubic inches)
    Cooling System
    Air
    Engine Details
    Single cylinder, four-stroke
    Transmission Type Final Drive
    Chain
    Dry Weight
    122.0 kg (269.0 pounds)
    Seat
    Dual
    Wheels
    Spoked
    Rear Tyre
    2.50-17
    Frame Type
    Single cradle
    Front Tyre
    2.50-17
    Rear Brakes
    Expanding brake (drum brake)
    Front Brakes
    Expanding brake (drum brake)
    Front Suspension
    Telescopic