The Marin Alpine Trail CR1 Mountain Bike is ready for big mountains, epic passes, and all-day ripping descents. If you live for the alpine adventure and gravity-fueled downhills, look no further than the Alpine Trail series. Updated for 2021, and built around the longest travel version of the critically acclaimed MultiTrac platform with progressive slack headtube/steep seat tube geometry, low-slung frames, and 29” wheels, the Alpine Trail is here to conquer all singletrack in its path.Marin Alpine Trail CR1 Mountain Bike HighlightsFRAME: Unidirectional Carbon Fiber Front Triangle, Series 4 Alloy Rear End, 29” Wheels, 150mm Travel MultiTrac Suspension Platform, Internal Dropper Post and Rear Derailleur Housing, Chainstay Mounted Post Mount Disc Brake, 148x12mm Boost Thru- Axle, 73mm Threaded BB w/ ISCG05 TabsFORK: RockShox Yari RC, 29”, 160mm of Travel, Air Sprung, Debonair, Rebound and Compression Adjust, Fast Black Stanchions, 110x15mm Maxle Stealth, 42mm OffsetREAR SHOCK: Rock Shox Deluxe Select + RT, Debonair Air Spring, 2 Position Compression Adjustment, Rebound Adjustment, 205x65mm, Trunnion Upper Mount, M8x25mm Lower Mount