Swing Arm ALU CNC PREMIUM +50 mm Aluminum unpainted suitable for Simson S50, S51, S70, S53, S83 Enduro

High-quality ALU CNC PREMIUM swing arm in unpainted aluminum version, suitable for Simson S50, S51, S70, S53, S83 Enduro. The premium version, extended by 50 mm, ensures stable rear wheel guidance and is ideal for high-performance engines as well as high-quality street and tuning builds.

The swing arm is made of high-quality aluminum and impresses with very clean workmanship, high rigidity, and a wear-resistant polyamide slider. The special slider construction improves chain guidance and reduces lateral deviations during operation.

Advantages of the ALU CNC Swing Arm +50 mm

• CNC-machined premium swing arm made of high-quality aluminum
• Unpainted aluminum surface
• Extended by 50 mm for a sporty and stable vehicle geometry
• Including chain tensioner
• With wear-resistant polyamide slider for improved chain guidance
• Reduces lateral chain deviations
• Compatible with original size swing arm bushings
• Suitable for standard drum brake and disc brake kits
• Very high rigidity and high load capacity
• Ideal for high-performance engines and tuning conversions

Suitable for

• Simson S50
• Simson S51, S51 Enduro
• Simson S70, S70 Enduro
• Simson S53
• Simson S83, S83 Enduro

OEM Number:

• OEM number for comparison purposes: 203741

Assembly Instructions

• Check swing arm mounts, bushings, and mounting bolts for wear before assembly
• Insert swing arm bushings cleanly and free of tension
• Carefully check chain alignment after installation
• Adjust chain tensioner evenly
• Check all screw connections after the first few kilometers

Product Description

This extended swing arm is the right choice for everyone who values optics, stability, and clean function. Due to the CNC production, the unpainted aluminum surface, and the robust design, the premium swing arm is perfectly suited for demanding street vehicles, Enduro conversions, and powerful tuning engines. The precisely manufactured construction supports clean chain guidance and ensures a high-quality overall appearance of the vehicle.