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Summary of Reviews
We have read all expert and user reviews on the Specialized Stumpjumper FSR ST. In summary, this is what cyclists think.
16 reasons to buy
- The Stumpjumper FSR ST has great small bump compliance with 120mm of travel in the rear and 130mm in the fork.
- Models of the bike are available with 27.5” or 29” wheels. This allows riders to choose a bike that fits their riding style best.
- The Stumpjumper FSR ST is available with an aluminum or carbon frame.
- Specialized has engineered the stiffness in each frame size of carbon models, specifically for that size rider.
- The bike is available in sizes small through to extra large. A wide range of riders fit the bike.
- The Roval Traverse wheels come tubeless-ready on the Stumpjumper FSR ST.
- Test riders were pleased that the bike had a threaded bottom bracket. This is easier to maintain than a press-fit bottom bracket.
- Internally routed cables are cleanly routed through tubes in the Stumpjumper FSR ST’s frame. This gives the bike a tidy appearance.
- There are tabs for a chain guide on the bike.
- The Specialized Phenom Saddle is comfortable on the Stumpjumper FSR ST.
- Large 200mm and 180mm brake rotors are paired with SRAM or Shimano brakes. They allow riders to stop quickly.
- Wide 2.6” tires from Specialized provide riders with excellent traction on wet and dry trails riding the Stumpjumper FSR ST.
- The bike uses X-Fusion’s Manic dropper post, which is reliable and easy to operate.
- Testers agree the SWAT compartment in the downtube of the bike is an excellent place to store snacks and tools.
- The bike comes with a lifetime warranty on the frame.
- A molded protector on the bike's chainstay dampens the noise from chain-slap.
6 reasons not to buy
- Some testers found they experienced frequent pedal strikes because of the low bottom bracket on the Stumpjumper FSR ST.
- With greater anti-squat than other mountain bikes in its category, the Stumpjumper FSR ST is prone to pedal bob if the climbing lever is not engaged.
- Experts note that taller riders may find the reach is shorter than the reach on other bikes in its category.
- One expert found the bike unstable at high speeds due to its compact size and steep seat tube angle.
- Test riders agree that the bike's geometry and riding position allowed them to feel trail chatter more than on competitors' bikes. This can lead to fatigue.
- The Stumpjumper FSR ST is not built to handle big hits or aggressive terrain.