Models GS 53 LENGTH 5,38 MWIDTH 2,08 MMAX ENGINE POWER 50 – 100 HP GS 53 GS 63 LENGTH 6,38 MWIDTH 2,38 MMAX ENGINE POWER 110 – 200 HP GS 63 GS 63 HARD TOP LENGTH 6,38 MWIDTH 2,38 MMAX ENGINE POWER 110 – 200 HP GS 63 HARD TOP GS 63 CABIN LENGTH 6,93 MWIDTH 2,38 MMAX ENGINE POWER 200 HP GS 63 CABIN GS 70 CABIN LENGTH 7,72 M WIDTH 2,38 M MAX ENGINE POWER 200 HP GS 70 CABIN GS 99 LENGTH 9,92 MWIDTH 3,20 MMAX ENGINE POWER 300 – 600 HP GS 99 GSC 105 LENGTH 10,50 MWIDTH 3,58 MMAX ENGINE POWER 300 – 600 HP GSC 105