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Gravity FSX 275LTD
27.5, Aluminum, Full Suspension Mountain Bike, 21 Speed
SALE $449
$1195
FAST FREE Delivery 48 USA* | 30 Day Money-Back Guarantee*
  • Light/Strong Aluminum
  • Powerful Disc Brakes
  • Adjustable CoilOver Rr Shock
  • Advanced Lockout Forks

Gravity FSX 27.5 Size Chart | Between sizes? Size down for more crotch clearance
15in Sm | Standover 28" | fits* 5'6" to 5'8
17in Md | Standover 29" | fits* 5'8" to 5'11
19in Lrg | Standover 29.75" | fits* 5'11 to 6'2
21in XL | Standover 30.75" | fits* 6'2" to 6'5"
*approx. sizing - your final choice is up to personal preferences

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AK/PR/HI additional cost | LiveChat or Email for PO Box/APO/FPO Options/Costs | Electric Bikes Can't Ship to AK/PR/HI/APO
Bike Assembly is easy, most are up to 90% assembled.

Watch an 11YO assemble his own bike Click >HERE<

Click For> Sample Assembly instructions and videos
If you don't feel confident working on it, we suggest taking it to a local bike shop for final assembly / safety checks.
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Save Up to 60% Off* FSX 275LTD, 27.5 Full Suspension Mountain Bikes

Nimble with just the right amount of speed? 27.5 is considered by many as a Happy Medium that is well done. Many consider 27.5 wheels/tires to be a great middle ground between smaller 26" tires vs larger 29er. If you prize nimble handling, this is the best deal on a 21 Speed equipped 27.5 FS with powerful Disc Brakes. Well equipped with Advanced LOCKOUT forks for absolute control when you need it

TRUSTED SELLER SINCE 1997
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Over A Million Happy Customers

Look no further: FSX are trail tested, full suspension mountain bikes that deliver competent performance. This 275LTD has 27.5 inch wheels that roll faster, climb smoother, and handle rough terrain better than smaller 26"while being a bit more nimble than the larger 29er. Engineered from advanced aluminum with a CantiBeam single-pivot suspension plus lockout forks, they are trail-ready.

Compare to $900–$1100 full suspension mountain bikes. Powerful disc brakes, trail-tested geometry, trail-ready parts make this 27.5 FS a smart bang for buck choice.

Model Gravity FSX 275LTD Trek Top Fuel G4 Polygon Siskiu T6
Price $449 $2699 $1199
Weight* 36.5 lbs 35.1 lbs 36 lbs
Features Aluminum Frame Aluminum Frame Aluminum Frame
       
Note *Weights can vary +/-5% due to size/production variables
Frame
New 27.5 Design, Oversized Bearing CantiBeam Link SinglePivot, Custom Formed TIG Welded 6061 Aluminum Front Triangle with Hydroformed tubes. Rear Triangle with replaceable rear derailleur hanger
Fork
27.5 SUSPENSION FORK with Advanced Lockout, ALLOY BLACK CROWN
Bar / Stem / Saddle / Seatpost
MTB-ALU W:720MMxR:20MMx6 DEGREES, ALLOY SAND BLACK / Alloy Aluminum AHEAD Stem / Padded MTB Seat / Black Finish Aluminum Mountain 27.2mm x 400mm (insert min 2 inches below lowest top tube weld / maintain clamp collar tightness)
Rear Shock
Rear Coil Over, KS-260 with adjustable preload
Shifters / Derailleurs
SHIMANO SL-M315 21-SP BLACK / SHIMANO FD-TY500 TOP PULL / SHIMANO RD-TY300D BLACK CAGE MTB
Chain / Gears
KMC Chain / SHIMANO CS-HG200 12-32T-7spd (21 Spd Total)
Cranks / Bottom Bracket
SHIMANO FC-TY501 24/34/42T 175MM ALLOY BLACK / Sealed Cartridge VP-BC73
Brakes
TEKTRO ARIES MD-M280 DISC BRAKE W/160MM ROTOR FR RR/ Tektro Levers
Wheels / Tires
Gravity by Formula, Ball Bearing Disc with QR Axles / 27.5x2.2 MTB COMP BLACK 27TPI
Motor/Battery/Controller
n/a (does not apply)
Weight / Widest Tire
Approx. 36.5 lbs / Max Tire width approx 27.5x2.3" (not guaranteed due to mfg variance)
Extras
FREE Pedals
Size 15 17 19 21    
Head Tube Angle 71 71 71 71    
Seat Tube Angle 73 73 73 73    
Head Tube Length (mm) 110 110 115 125    
Effective Top Tube (mm) 555 585 615 620    
Chainstay (mm) 450 450 450 450    
Standover (inch) 27.59 28.5 28.98 29.89    

Gravity FSX: Customer Reviews

David “Assembly was easy and straight forward...great price and highly recommend it for the beginner to intermediate riders...a very satisfied customer.”

John H. "... this bike is all me!I can fly down hill on this bike and stop on a dime, or veer hard with it…Going up hill, if you got the leg power and the lungs it'll do it....get a lot of compliments on the bike's sleek look too."

New Mexico. Joey V. “…on a Mountain trail with a friend who is highly experienced with MTB and stayed toe to toe with them...took on some tough rocks and some tough bumps without any malfunctions.. am super happy with my buy...I give this bike a high score. Not only does it perform on the Mountain but it gets me to and from work....get one hell of a deal by buying this...Very pleased...”

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