GMC Topkick Dual-Suspension Mountain Bike
January 25th, 2010
Amazon.com With a full-suspension, extra strong aluminum frame, GMC Topkick Mountain Bike is an ideal choice for both trail riding and rough city riding. The framework employs a floating beam suspension design, mated to a Zoom suspension fork with elastomer / spring technology. This gives the bike a smooth, steady performance even on uneven terrain. The Topkick's Drivetrain, meanwhile, is equipped with Microshift push shifters that control Shimano's tried-and-true TZ-30GS derai (more…)
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