FAULTLINE A1
Jamis
Trail
FAULTLINE A1 is an alloy trail mountain bike (2024), from Jamis, in the Faultline series. It is a strong match for a wide range of riders thanks to its fit flexibility, with a balanced riding position, while being well suited to natural trails and mixed off-road terrain. The main strengths in the metrics are strong value-for-money versus many similar bikes, strong climbing friendliness for sustained uphill riding, and a balanced ride feel between comfort and directness. That said, relative to category specialists, the trade-off is less emphasis on outright speed than speed-focused builds. Compare this bike with other trail bikes on MatchBikes.com.
7.2
Rating

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Score Summary
Performance
6.2
Value
9.5
Fit
7.4
Performance
Built for speed and efficiency
Speed
4.8
Very Low
Climbing Efficiency
8.4
Climber
Suspension
6.0
Confident trail control
Fit
Dialed-in Fit & Comfort
Riding Position
6.4
Balanced
Fit Flexibility
7.5
Adjustable
Ride Comfort
7.7
Balanced
Value
Value for Money
9.5
Exceptional Value
Surface Range
Natural TrailsSpecifications
General
Brand
Jamis
Model
FAULTLINE A1
Year
2024
Price
$2,599
Weight
14.97 kg
Category
Mountain
Sub Category
Trail
Groupset
SLX, Race Face
Wheels
29"
Frame
Frame
Triple-butted 6061 alloy, 120mm travel mp2 suspension, 1.5 – 1 1/8” tapered head tube, asymmetrical chainstays w/12x148mm thru-axle dropout, internal dropper post routing, ISCG05 chainguide mount, Rock Shox Deluxe Select+ RL air shock with rebound adjust & lock out, replaceable derailleur hanger
Suspension Fork
Rock Shox 35 Gold RL 29”, Solo Air compression, lever actuated lockout, external rebound, 35mm aluminum stanchions, magnesium lowers, 15x110mm axle, 130mm travel, 51mm rake
Suspension Type
Full
Drivetrain
Shift Levers
Shimano SLX, 1×12-speed
Rear Derailleur
Shimano SLX, 12-speed
Cassette
Shimano M7100, 12-speed, 10-51T
Crank
Race Face Ride, 32T
Bottom Bracket
Race Face BSA
Chain
KMC X12, 12-speed
Wheels
Rims
Stan’s No Tubes Arch D 29” tubeless rims, 32H, Shimano SLX 15x110mm front & 12x148mm rear hubs, stainless spokes
Tires
WTB Vigilante 29 x 2.35” Front & Trail Boss 29 x 2.25” Rear, TCS Tubeless
Brakes
Brake Type
Hydraulic Disc
Brake Description
Shimano MT401 hydraulic disc, 180mm front & 160mm rear RT30 rotors
Cockpit
Stem
Race Face Ride, 50mm
Handlebar
Race Face Ride, 35 x 760mm
Grips
Jamis Lock-On
Seat
Saddle
WTB Volt
Seatpost
KS Rage Dropper, Southpaw remote
Geometry
| Measurement | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.472 mm | 1.418 mm | 1.37 mm | 1.323 mm |
| Bottom Bracket Height | 339 mm | 339 mm | 339 mm | 339 mm |
| Front Center | 710 mm | 736 mm | 762 mm | 789 mm |
| Rake | 52 mm | 50 mm | 51 mm | 51 mm |
| Trail | 99 mm | 101 mm | 100 mm | 100 mm |
| Stack | 611 mm | 621 mm | 630 mm | 639 mm |
| Reach | 415 mm | 438 mm | 460 mm | 483 mm |
| Top Tube Length | 585 mm | 610 mm | 635 mm | 660 mm |
| Seat Tube Angle | 74.5 ° | 74.5 ° | 74.5 ° | 74.5 ° |
| Seat Tube Length | 394 mm | 432 mm | 483 mm | 533 mm |
| Head Tube Angle | 67.5 ° | 67.5 ° | 67.5 ° | 67.5 ° |
| Head Tube Length | 105 mm | 115 mm | 125 mm | 135 mm |
| Chainstay Length | 445 mm | 445 mm | 445 mm | 445 mm |
| Wheelbase | 1153 mm | 1179 mm | 1205 mm | 1232 mm |
| Bottom Bracket Drop | 35 mm | 35 mm | 35 mm | 35 mm |
| Standover Height | 713 mm | 739 mm | 725 mm | 725 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |




























































