Brand new 27.5 x30 plus tires and fresh tune Tires can be switched to a 29 tire but the current plus tires are extremely fun with a plush nimble ride The bike has not been ridden much since I bought it in 2019 (mostly gravel double track light use) I have had it maintained yearly by a bike technician. SPECIFICATIONS FRAME Series 3 6061 Aluminum Frame, 27.5+” Wheels, 120mm Travel MultiTrac Suspension Platform, Seatstay Mounted Post Mount Disc Brake, 148x12mm Boost Thru-Axle **Compatible w/ 29” FRONT SUSPENSION RockShox Revelation RC 27.5+, 130mm Travel, Compression and Rebound Adjustment, Solo Air Spring, 110x15mm Boost Spacing, Maxle Stealth, 51mm Offset REAR SUSPENSION RockShox Deluxe RT, 210x50mm, Debonair Air Sleeve, Rebound Adjustment, Custom Tune, Firm Pedal Platform Lever, 25mm x M8 Hardware RIMS Marin Aluminum Double Wall, 38mm Inner, Sleeved Joint, Disc Specific, Tubeless Compatible HUB REAR Formula, 148x12mm, Quad Sealed Bearings, Centerlock Disc, 32H HUB FRONT Formula, 110x15mm, Centerlock Disc, 32H SPOKES 14g Black Stainless Steel TIRES Schwalbe, Nobby Nic, 27.5 x 2.8”, Addis Compound, Performance Line DERAILLEUR REAR Shimano RD-M7000, SLX GS, Direct Attachment, 11-Speed DERAILLEUR FRONT - - - SHIFT LEVER Shimano SL-7000R 1x11-Speed CRANKSET FSA V-Drive, Modular 1x, 30T Direct Mount Chainring, MegaTooth Technology, Boost Spacing BOTTOM BRACKET External Sealed Cartridge Bearings CHAIN KMC X11 Extra Light CASSETTE Shimano SLX M7000 Cassette, 11-46T BRAKES FRONT Shimano MT500 Hydraulic Disc, 180mm rotor BRAKES REAR Shimano MT500 Hydraulic Disc, 160mm rotor BRAKE LEVERS Shimano MT500 Hydraulic HANDLEBAR Marin Mini-Riser, 6061 Double Butted Aluminum, 780mm Width, 4º Up, 9º Back STEM Marin 3D Forged Alloy, 45mm GRIPS Marin Single Clamp Locking HEADSET FSA No 57E, Sealed Cartridge Bearings, 1 1/8” x 1 1/2” SEATPOST TranzX Dropper Post, YSP12 w/ 1x Remote, Size S 100mm Travel, All Other Sizes: 125mm Travel SADDLE WTB Volt Comp PEDALS - - - EXTRAS TranzX Bolt-on Thru-Axle