
POLINI Roller Weights Set 25x11mm 9.6 g - 12 pieces
Manufacturer ref: 242.315 — Brand: POLINI
Pack of 12 roller weights designed for fine-tuning the primary transmission of scooters. Each weight measures Ø 25 mm x 11 mm and weighs 9.6 g, providing a uniform calibration to optimize the variator's performance according to your urban riding style. Ideal for city riding and acceleration progression adjustments, this set allows for correcting the gear ratio by adjusting the weight of the rollers, with tuning possible to the nearest tenth of a gram.
Installation advice: install according to the variator specifications and check the condition of the roller guide and cage. For optimal tuning, make small weight adjustments and test the engine behavior on a representative route. Suitable for Yamaha T‑MAX 500 (references SJ05 / SJ06) among other compatible models.