Accessibility Widget: On | Off

2017 Jamis Defcon 1 Bike (discontinued)

Create New Tag

Compare to other Bikes

Need more info? View our Trail Mountain Bikes buyer's guide.


Product Jamis Defcon 1 Bike
Model Year 2017
Riding Type Trail
Rider Unisex
Sizes and Geometry
15", 17", 19", 21" View Geometry
Size 15" 17" 19" 21"
Top Tube Length 570mm 595mm 620mm 645mm
Head Tube Angle 66.5° 66.5° 66.5° 66.5°
Head Tube Length 100mm 110mm 120mm 130mm
Seat Tube Angle 73.5° 73.5° 73.5° 73.5°
Seat Tube Length 15" 17" 19" 21"
Bottom Bracket Height 7mm drop 7mm drop 7mm drop 7mm drop
Chainstay Length 435mm 435mm 435mm 435mm
Wheelbase 1126mm 1151mm 1176mm 1191mm
Standover 719mm 751mm 784mm 817mm
Reach 394mm 415mm 436mm 457mm
Stack 584mm 593mm 593mm 611mm
Wheel Size 27.5" (650b)
Frame Material Aluminum
Frame Material Details Triple-butted 6061 SPF air-formed aluminum
Rear Travel 160mm
Rear Shock FOX Float X Factory Series EVOL, 3-position compression, open mode adjust, Kashima coating
Fork FOX 36 Float Factory Series, 3-position compression, open mode adjust, Kashima coating, 110x15mm axle, air spring, rebound adjust, tapered alloy steerer
Fork Travel 160mm
Head Tube Diameter Tapered, 1.125" top, 1.5" bottom
Headset FSA Orbit 1.5 Zero-Stack internal cup, 8mm cone spacer
Handlebar Answer ProTaper Riser, 780mm width, 25mm rise, 31.8mm clamp
Stem Answer ATAC AME, 50mm length, 31.8mm clamp
Grips Jamis lock-on
Brakes Shimano Saint M820 hydraulic disc, Ice-Technology pads, 180mm RT86 Ice-Technology 6-bolt rotors
Brake Levers Shimano Saint M820 hydraulic
Drivetrain 1x
Shifters Shimano XT, 11-speed
Front Derailleur N/A
Rear Derailleur Shimano XT Shadow Plus, 11-speed
Chainguide N/A
Cranks Shimano XT, 170mm length (15"), 175mm length (17"-21")
Chainrings Shimano XT, 32 tooth
Bottom Bracket Enduro BSA
Pedals N/A
Chain KMC X11SL-1 DLC, 11-speed
Cassette Shimano XT M8000, 11-speed, 11-46 tooth
Rims Stan's Flow MK3 Team, tubeless
Hubs Neo Series, 110x15mm front, 142x12mm rear
Spokes Sapim Race
Tires Vittoria Goma, TNT tubeless, 27.5" x 2.4" front, 27.5" x 2.25" rear
Saddle WTB Volt Comp
Seatpost KS LEV DX, 125mm travel, Southpaw remote
Seatpost Diameter
Seatpost Clamp Standard single bolt
Rear Dropout / Hub Dimensions 142x12mm
Max. Tire Size
Bottle Cage Mounts Yes (single)
Colors Limelight
Warranty 2 years frame, 1 year components
Weight 31 lb 4 oz (14,175 g)
Miscellaneous Mp4 suspension
Internal dropper post routing
Rock Shox Maxle rear axle
Price $4,899
More Info

More Products