Offer is valid through September 1, 2025 at 11:59pm CT or while supplies last at Mongoose.com. Cannot be combined with other offers. Returns are subject to our return policy. Charges for non-qualifying items, shipping and sales tax are excluded from all discounts. No adjustments on previous purchases, returns or exchanges, or orders in progress that have not yet shipped. We reserve the right to limit order and item quantities. All offers and pricing are subject to change without notice. Void where prohibited.
Switchback 3 - 27.5in
Extra 30% off at checkout | View Details
Fork
SR Suntour 120 mm
Brakes
Hydraulic disc
Drivetrain
MicroSHIFT Advent X
Extras
Dropper post
Handle It
A Tectonic T2 aluminum MTB frame with updated trail geometry and a dropper post offers elevated comfort and control on rugged terrain.
Master Of Suspense
The SR Suntour XCM fork brings 120 mm of travel with the mission of cushioning your ride and improving your handling.
Top Gear
A perfect storm of reliable, lightweight, and wide-ranged, the Microshift Advent X 1 x 10 drivetrain is a transmission to be revered.
Brake it Up
Hydraulic disc brakes offer responsive all-condition stopping power, perfect for intimidating descents or finetuned speed control.
Rock-Solid Rollers
With added strength from boost spacing and thru-axle hubs, the WTB tires and rims tame the unruliest of trails.
Product Details
Frame
Tectonic T2, aluminum, 27.5" trail geometry, internal cable routing, 12 mm x 148 mm dropout, replaceable hanger, tapered headtube
Fork
SR Suntour XCM, 27.5", aluminum tapered steerer, hydraulic lockout, 15 mm x 110 mm, tooled thru axle, 120 mm travel
Crank
Prowheel Charm, aluminum, 32T
Chain
KMC X10
Bottom Bracket
Feimin FP-B906, cartridge, square taper, threaded 68 mm shell
Shifters
Microshift Advent X, 1 x 10
Rear Derailleur
Microshift Advent X
Rims
WTB ST-i30, aluminum double wall, 30 mm ID, 32H, tubeless compatible
Front Hub
Formula DC511, aluminum, ball bearing, 15 mm x 110 mm, 32H, 6-bolt
Rear Hub
Formula DC1248, aluminum, sealed-bearing, 12 mm x 148 mm thru axle, 32H, 6-bolt
Spokes
14G, stainless steel
Tires
WTB Trail Boss, 27.5 in x 2.4 in, wire bead
Pedals
Mongoose, nylon
Brakes
Radius BH-M960, hydraulic, aluminum, 180 mm front, 160 mm rear rotor
Handlebar
Xposure, double-butted aluminum, 720 mm width, 25 mm rise, 31.8 mm clamp
Stem
Xposure 3D forged aluminum, threadless, 45 mm, 7°, 31.8 mm clamp
Headset
Threadless, ZS44/ZS56, retainer bearing
Seat Post
TranzX YSP18, dropper, 403 mm, zero offset, 130 mm travel, internal with remote, 31.6 mm
Saddle
Mongoose MTB, steel rails
Grips
Xposure, single density
