Sound Volume & Pitch Has Changed - BMW 1300GS vs. 1250GS

Both bikes hit the street with a massive difference in volume and type of road noise. Same route, speed, gear, conditions. Both bikes are past their "break-in" period & have around 2k to 4k on the odometer.

Thank you Becker-Tiemann Motorrad Paderborn/Lage: https://www.becker-tiemann-motorrad.de/

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