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2020 Jamis Portal C1 Bike

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Product Jamis Portal C1 Bike
Model Year 2020
Riding Type Trail
Rider Unisex
Sizes and Geometry
SM (low, high), MD (low, high), LG (low, high), XL (low, high) View Geometry
Size SM (low, high) MD (low, high) LG (low, high) XL (low, high)
Top Tube Length 585mm 610mm 635mm 660mm
Head Tube Angle 67.0°, 67.5° 67.0°, 67.5° 67.0°, 67.5° 67.0°, 67.5°
Head Tube Length 105mm 115mm 125mm 135mm
Seat Tube Angle 74.0°, 74.5° 74.0°, 74.5° 74.0°, 74.5° 74.0°, 74.5°
Seat Tube Length 15.5" 17" 19" 21"
Bottom Bracket Height 33mm drop, 26mm drop 33mm drop, 26mm drop 33mm drop, 26mm drop 33mm drop, 26mm drop
Chainstay Length 437mm 437mm 437mm 437mm
Wheelbase 1148mm 1173mm 1198mm 1224mm
Standover 754mm, 761mm 749mm, 756mm 754mm, 761mm 774mm, 781mm
Reach 418mm 439mm 461mm 482mm
Stack 606mm 615mm 625mm 634mm
* Additional Info Geometry adjustable via flip chip in rocker link.
Wheel Size 29"
Frame Material Carbon Fiber
Frame Material Details Dyad Pro High Modulus Carbon Fiber, molded chainstay and down tube protection
Rear Travel 130mm
Rear Shock FOX DHX2 Factory Coil, 2-position compression lever, SLS spring, high and low speed compression adjust, high and low speed rebound adjust, 210mm x 55mm
Fork FOX 36 FLOAT Factory, Kashima coating, 3-position compression lever, rebound adjust, lock-out
Fork Travel 140mm
Head Tube Diameter Tapered, 1.125" top, 1.5" bottom
Headset FSA Orbit IS integrated, IS42/28.6 upper, IS 52/40 lower
Handlebar Race Face Turbine R, 780mm width, 20mm rise, 35mm diameter
Stem Race Face Turbine R, 50mm length, 35mm clamp
Grips Jamis lock-on
Brakes TRP G-Spec Trail SL, 4-piston, TRP TR-33 180mm 6-bolt rotors
Brake Levers TRP G-Spec Trail SL
Drivetrain 1x
Shifters SRAM XX1 Eagle, 12-speed
Front Derailleur N/A
Rear Derailleur SRAM XX1 Eagle, 12-speed
ISCG Tabs ISCG05 lower 2-bolt
Chainguide MRP SXg lower guide/bashguard, Custom Jamis upper guide
Cranks Truvativ Descendant Carbon
Chainrings Truvativ Descendant, 32 tooth
Bottom Bracket SRAM DUB BSA, 73mm threaded
Pedals N/A
Chain SRAM XX1 Eagle, 12-speed
Cassette SRAM Eagle XG1299, 12-speed, 10-50 tooth
Rims Stan's NoTubes Arch CB7 Carbon, tubeless
Hubs Stan's NoTubes Neo, 6-bolt rotor mounts, 110x15mm Boost front, 148x12mm Boost rear
Spokes Sapim Race
Tires Vittoria Martello, TNT, tubeless, 29" x 2.35"
Saddle WTB Volt
Seatpost FOX Transfer Factory dropper, 1x remote
Seatpost Diameter 31.6mm
Seatpost Clamp Single bolt, 34.9mm
Rear Dropout / Hub Dimensions 148x12mm Boost
Max. Tire Size
Bottle Cage Mounts Yes (single)
Colors Desert Storm
Warranty 5 years frame, 1 year components
Weight 30 lb 12 oz (13,948 g)
Miscellaneous 3VO (3 Variable Optimized) suspension
Internal cable routing
Geometry adjustable via flip chip in lower link shock mount
Compatible with 27.5"+ wheels
Enduro Max sealed pivot bearings
Custom Jamis upper chainguide mount
Price $8,499
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