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Bicycle Archive · Specification report 2021 Kona Fire Mountain Velopedia Archive ID 900001981
Overview Model year 2021 Brand Kona Model Fire Mountain Bicycle type Mountain Archive ID 900001981 Original MSRP $799.00 Colors Matt Blood Orange or Matt Faux Raw w/ Gloss Metallic Blue & Black Decals Sizes XS (26"); S; M; L; XL
Frameset Frame construction Kona 6061 Aluminum Butted Frame material Aluminum Fork Suntour XCR 32 LO-R Coil Spring 100mm Rear shock n/a
Drivetrain Shifters Microshift Advent Front derailleur n/a Rear derailleur Microshift Advent w/ Clutch Crankset Samox; Chainring: 28t Bottom bracket FSA 7420 73mm Cassette Microshift Advent 11-46t 9spd Chain KMC X9 Pedals Kona JS2
Brakes Brakes Brake Calipers: Tektro HDM275; Front Brake Rotor: Tektro TR180 180mm; Rear Brake Rotor: Tektro TR160 160mm; Brake Levers: Tektro HDM275
Cockpit & contact points Headset FSA No.57B Handlebar Kona Aluminum Riser Stem Kona Control Saddle Kona XC Seatpost Kona Thumb w/Offset 31.6mm
Wheels & tires Hubs (F) Joytech 100x9mm / (R) Joytech 135x10mm Rims Alex DP27K Spokes Stainless Black 14g Front tire WTB Trail Boss 27.5/26x2.25" Rear tire WTB Trail Boss 27.5/26x2.25" Wheel size 26"
Geometry · XS Seat tube 331 mm Top tube 549 mm Head tube 100 mm Head-tube angle 67.5° Seat-tube angle 75° Chainstay / rear center 425 mm Wheelbase 1085 mm Bottom-bracket drop 30 mm Bottom-bracket height 303 mm Reach 400 mm Stack 556 mm Standover height 675 mm Fork offset / rake 40 mm Front center 662 mm Fork length / axle-to-crown 483 mm
Geometry · S Seat tube 370 mm Top tube 572 mm Head tube 100 mm Head-tube angle 68° Seat-tube angle 75° Chainstay / rear center 435 mm Wheelbase 1109 mm Bottom-bracket drop 50 mm Bottom-bracket height 304 mm Reach 415 mm Stack 585 mm Standover height 710 mm Fork offset / rake 42 mm Front center 678 mm Fork length / axle-to-crown 490 mm
Geometry · M Seat tube 420 mm Top tube 600 mm Head tube 115 mm Head-tube angle 68° Seat-tube angle 75° Chainstay / rear center 435 mm Wheelbase 1139 mm Bottom-bracket drop 50 mm Bottom-bracket height 304 mm Reach 440 mm Stack 599 mm Standover height 718 mm Fork offset / rake 42 mm Front center 709 mm Fork length / axle-to-crown 490 mm
Geometry · L Seat tube 470 mm Top tube 628 mm Head tube 125 mm Head-tube angle 68° Seat-tube angle 75° Chainstay / rear center 435 mm Wheelbase 1168 mm Bottom-bracket drop 50 mm Bottom-bracket height 304 mm Reach 465 mm Stack 608 mm Standover height 724 mm Fork offset / rake 42 mm Front center 737 mm Fork length / axle-to-crown 490 mm
Geometry · XL Seat tube 530 mm Top tube 667 mm Head tube 140 mm Head-tube angle 68° Seat-tube angle 75° Chainstay / rear center 435 mm Wheelbase 1208 mm Bottom-bracket drop 50 mm Bottom-bracket height 304 mm Reach 500 mm Stack 622 mm Standover height 747 mm Fork offset / rake 42 mm Front center 778 mm Fork length / axle-to-crown 490 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 21, 2026.
Bicycle Archive · Specification report