Zweirad-Union RT 125 2001 - Specifications & Review

Introducing the 2001 Zweirad-Union RT 125, a striking naked bike that embodies the spirit of simplicity and functionality. With a design that harkens back to the classic era of motorcycling, the RT 125 is perfect for urban riders and enthusiasts seeking a lightweight, nimble machine that thrives in city traffic and weekend jaunts alike. Its compact stature and approachable seat height of 770 mm (30.3 inches) make it an excellent choice for both new and seasoned riders who appreciate a bike that’s easy to handle and fun to ride.

At the heart of the RT 125 lies a robust single-cylinder, four-stroke engine with a displacement of 124.00 ccm (7.57 cubic inches). This spirited powerplant delivers 15.00 HP (10.9 kW) at a thrilling 9000 RPM, providing an exhilarating ride that reaches a top speed of 115.0 km/h (71.5 mph). The engine produces a respectable torque of 11.70 Nm (1.2 kgf-m or 8.6 ft.lbs) at 8500 RPM, ensuring responsive acceleration that makes weaving through traffic a breeze. With a 6-speed gearbox and a final drive chain, the RT 125 offers smooth gear changes and a sense of control that enhances the overall riding experience.

The RT 125 is equipped with key features that enhance both performance and safety. Its braking system consists of a single disc setup at both the front (280 mm) and rear (220 mm), delivering reliable stopping power when you need it most. The bike’s front and rear suspension both feature 130 mm (5.1 inches) of travel, contributing to a comfortable and stable ride over various road surfaces. Additionally, the RT 125 boasts a fuel capacity of 13.50 litres (3.57 gallons), allowing for longer rides without frequent stops at the pump, while its lightweight design of 133 kg (293.2 pounds) ensures agility and ease of maneuverability.

Pros:

1. Lightweight and agile: Weighing only 133 kg, the RT 125 is effortlessly nimble, making it ideal for urban environments.
2. Smooth engine performance: The single-cylinder engine delivers a punchy performance with good torque, perfect for quick accelerations.
3. Classic naked bike styling: With its retro aesthetic, the RT 125 appeals to those who appreciate timeless motorcycle design.

Cons:

1. Limited power for highway cruising: While it performs well in city traffic, its power may feel insufficient for extended highway journeys.
2. Basic suspension performance: The standard suspension may not cater well to aggressive riding styles or rough terrains.
3. Limited aftermarket support: As a niche model, finding parts or accessories may prove more challenging compared to more popular motorcycles.

In summary, the 2001 Zweirad-Union RT 125 is a charming blend of classic design and modern functionality, making it an excellent choice for riders looking to embrace the essence of motorcycling in a lightweight and approachable package.