HARDLINE C4
Jamis
Enduro
HARDLINE C4 is a carbon enduro mountain bike (2023), by Jamis, part of the Hardline family. It suits riders who want a more active, performance-leaning off-road feel, with a sporty, active riding position, while being aimed at more technical trails and rougher terrain. Metric-wise, it stands out for strong climbing friendliness for sustained uphill riding and capable suspension support for rougher terrain. At the same time, compared with more specialized alternatives, the compromise is a firmer ride feel than comfort-first options and less emphasis on outright speed than speed-focused builds. This summary is a starting point—compare this bike on MatchBikes.com with similar bikes.
Rating

Score Summary
Performance
Built for speed and efficiency
Fit
Dialed-in Fit & Comfort
Value
Specifications
General
Frame
Drivetrain
Wheels
Brakes
Cockpit
Seat
Geometry
| Measurement | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.41 mm | 1.36 mm | 1.31 mm | 1.28 mm |
| Bottom Bracket Height | 342 mm | 342 mm | 342 mm | 342 mm |
| Front Center | 728 mm | 753 mm | 779 mm | 804 mm |
| Rake | 40 mm | 39 mm | 39 mm | 39 mm |
| Trail | 122 mm | 123 mm | 123 mm | 123 mm |
| Stack | 579 mm | 589 mm | 598 mm | 607 mm |
| Reach | 412 mm | 433 mm | 455 mm | 476 mm |
| Top Tube Length | 579 mm | 604 mm | 629 mm | 654 mm |
| Seat Tube Angle | 73.5 ° | 73.5 ° | 73.5 ° | 73.5 ° |
| Seat Tube Length | 394 mm | 432 mm | 483 mm | 533 mm |
| Head Tube Angle | 65 ° | 65 ° | 65 ° | 65 ° |
| Head Tube Length | 100 mm | 110 mm | 120 mm | 130 mm |
| Chainstay Length | 423 mm | 423 mm | 423 mm | 423 mm |
| Wheelbase | 1151 mm | 1176 mm | 1202 mm | 1227 mm |
| Bottom Bracket Drop | 13 mm | 13 mm | 13 mm | 13 mm |
| Standover Height | 745 mm | 739 mm | 743 mm | 759 mm |
| Wheels | 27" | 27" | 27" | 27" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |




























































