LighTech Chain Tensioner Yamaha YZF-R6 RJ27 (2017–2026) TEYA006

When lap times matter, chain tension cannot be left to guesswork. The LighTech TEYA006 chain tensioner for the Yamaha YZF-R6 RJ27 (2017–2026) is machined from solid Ergal 7075 aluminium to deliver the kind of repeatability and rigidity that track-day riders and club racers demand — a genuine step up from the factory component in both precision and durability.

Key Features

• CNC-machined from solid Ergal 7075 billet aluminium — exceptional strength-to-weight ratio over the stock part
• External screw adjustment for fast, fine-grained chain tension changes at the paddock or pit lane
• Laser-engraved scale ensures left-right symmetry to the millimetre — eliminating the guesswork that causes handling inconsistency
• Significantly greater rigidity and adjustment accuracy compared with the OEM tensioner
• Direct bolt-on fitment for the Yamaha YZF-R6 RJ27 (2017–2026) — no modification required
• Compatible with the optional fork kit FTEYA006 for a complete, matched tensioner setup

Precision Engineering for Track Performance

LighTech developed the TEYA006 around the specific geometry of the R6 RJ27 swingarm, ensuring the adjuster sits flush and operates without play. The Ergal 7075 alloy — the same grade used across aerospace and motorsport applications — resists the heat cycles and vibration loads generated during sustained hard riding without the creep or flex that can develop in lower-grade castings.

The external screw adjustment mechanism is the feature that separates this tensioner from its competitors. Rather than loosening axle hardware and tapping the wheel to shift tension, you dial in the correct setting in seconds. On track, where a chain re-tension between sessions is routine, that speed and repeatability directly translates into more time focused on setup rather than maintenance.

Laser-Engraved Scale — Symmetry You Can See

Each tensioner body carries a laser-engraved graduation that lets you match both sides to an exact reference mark. Asymmetric chain tension is one of the most common and least-diagnosed causes of erratic handling on the R6, and this scale makes the error physically impossible to overlook. It is a small detail that reinforces why LighTech products are found in professional racing paddocks across Europe.

Fitment & Compatibility

This chain tensioner is designed and manufactured specifically for the Yamaha YZF-R6 RJ27, covering the 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 and 2026 model years. For a complete matched setup, the optional fork kit FTEYA006 is available separately.

Specifications

• Part number: TEYA006
• Brand: LighTech
• Material: Ergal 7075 aluminium, CNC-machined from solid billet
• Adjustment: External screw adjustment
• Scale: Laser-engraved graduation marks
• Fitment: Yamaha YZF-R6 RJ27 (2017–2026)
• Optional accessory: Fork kit FTEYA006