Planet X Kaffenback SRAM Apex 1
planetx
Endurance
Planet X Kaffenback SRAM Apex 1 is a steel endurance road bike (2024), by Planetx, from the Planet lineup. It suits a wide range of riders thanks to its fit flexibility, leaning toward a balanced riding position, with a surface profile that is well suited to rougher pavement and broken roads. Its profile is strongest in areas like good fit flexibility for dialing in rider position, strong value-for-money versus many similar bikes, and a balanced aero profile for mixed road priorities. That said, relative to category specialists, the trade-off is less emphasis on outright speed than speed-focused builds. Next step: compare this bike with other endurance models on MatchBikes.com.
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 | 1.389 mm | 1.431 mm | 1.464 mm | 1.469 mm |
| Bottom Bracket Height | 264 mm | 264 mm | 264 mm | 264 mm |
| Front Center | 594 mm | 595 mm | 605 mm | 620 mm |
| Rake | 46 mm | 45 mm | 50 mm | 51 mm |
| Trail | 68 mm | 63 mm | 58 mm | 53 mm |
| Stack | 536 mm | 558 mm | 577 mm | 598 mm |
| Reach | 386 mm | 390 mm | 394 mm | 407 mm |
| Top Tube Length | 535 mm | 550 mm | 570 mm | 590 mm |
| Seat Tube Angle | 74.5 ° | 74 ° | 73 ° | 73 ° |
| Seat Tube Length | 480 mm | 500 mm | 520 mm | 540 mm |
| Head Tube Angle | 71 ° | 72 ° | 72 ° | 72.5 ° |
| Head Tube Length | 125 mm | 145 mm | 165 mm | 185 mm |
| Chainstay Length | 425 mm | 425 mm | 425 mm | 425 mm |
| Wheelbase | 1013 mm | 1014 mm | 1030 mm | 1045 mm |
| Bottom Bracket Drop | 72 mm | 72 mm | 72 mm | 72 mm |
| Wheels | 700 | 700 | 700 | 700 |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |




























































