Designed using Finite Element Analysis (FEA) techniques, the latest construction, materials and measuring technology G-Force. drive belts are designed for superior fit, performance and durability for todays recreational and utility all-terrain equipment. Identical to OEM, G-Force. belts are constructed with double or single cog designs to match the OEM belt. Extreme testing, in controlled environments as well as on race vehicles, has proven the G-Force. belt to be high performing and durable, with no clutching adjustments necessary at installation.