LighTech Chain Tensioner for Aprilia RS 660 (2020–2026) – TEAP004

Precise chain tension is a safety-critical factor on any high-performance motorcycle, and the LighTech TEAP004 chain tensioner for the Aprilia RS 660 (2020–2026) is engineered to deliver exactly that — with the reliability and accuracy demanded by racing applications. CNC-machined from solid Ergal 7075 aluminium, this is a component that outperforms the factory solution in every meaningful way.

Key Features

• Machined from Ergal 7075 aluminium billet — exceptional strength-to-weight ratio with long-term durability, even under sustained track-day stress
• External adjuster screw enables fast, tool-efficient chain tension correction without guesswork or repeated disassembly
• Laser-engraved scale allows millimetre-precise adjustment, ensuring both sides are set identically for consistent wheel alignment — a genuine safety benefit
• Available in two colours: red (TEAP004ROS) and black (TEAP004NER) to complement your RS 660's livery
• Optionally compatible with fork kit FTEAP004 for further drivetrain optimisation
• Supplied as a pair — left and right tensioners included
• Made in Italy by LighTech, a specialist with decades of motorsport pedigree

Engineering and Build Quality

Ergal 7075 is the alloy of choice for aerospace and racing applications — it offers significantly greater tensile strength than standard 6061 aluminium while remaining genuinely lightweight. LighTech's CNC-machining process cuts each tensioner from solid billet rather than casting, eliminating porosity and micro-stress points that can develop under cyclical chain loads. The result is a component that holds its geometry precisely over thousands of kilometres, maintaining the consistency your chain and rear wheel alignment depend upon.

The external screw adjuster is a thoughtful engineering decision. Rather than requiring removal of components to access adjustment points, you can set chain tension in seconds at the trackside or in the workshop. Combined with the laser-engraved scale, symmetric adjustment of both tensioners becomes a straightforward, repeatable process — the kind of detail that makes a real difference when pre-session prep time is tight.

Road and Track Use

While the TEAP004 carries racing credentials, it is equally well-suited to road riders who prioritise precision maintenance and component longevity over the economy of the standard part. Correct chain tension is one of the most frequently neglected aspects of motorcycle safety — an over-tight chain accelerates sprocket and chain wear and places excess load on the gearbox output bearing; a slack chain risks derailment. The LighTech tensioner makes getting it right straightforward every time.

Fitment and Compatibility

This chain tensioner is specifically designed and confirmed to fit the Aprilia RS 660 across all model years from 2020 to 2026. No modification is required — it is a direct-fit upgrade replacing the original equipment tensioner.

• Aprilia RS 660 (2020, 2021, 2022, 2023, 2024, 2025, 2026)

For further drivetrain refinement, the optional fork kit FTEAP004 is available separately and integrates directly with the TEAP004.

Specifications