Transition Spire Alloy GX Mountain Bike Sale Fast Delivery

Take on the biggest terrain without the penalty, Long travel doesn't have to mean single purpose. The Spire blends DH bike capability with mid-travel efficiency in such a way it's almost two bikes in one. A delicately tuned pedaling and pumping platform, super supple beginning stroke sensitivity and all the travel you could ask for makes for a mind bending ride.

Happily climb up to your favorite challenging descent, then cruise on over to your local flow trail and you'll be rewarded on both ends of the spectrum. Don't be fooled though, while it's no one-trick pony, the Spire lives to push your limits. Get in-Spired.

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Frame Material
The Spire carbon uses premium Japanese Toray fiber using a unique latex coated EPS molding process to create tighter edge radius control using less material. The Spire alloy features a frame made from tough and dependable heat treated 6061 aluminum to strike the right balance of strength, durability and ride quality.

Pivot Technology
Collet main pivot technology improves rear end stiffness and keeps your pivot hardware tight. Additional bearing shields prevent main pivot bearing contamination when washing your bike or riding in wet conditions.

Frame Protection
We keep your bike rides quiet and your frame safe from damage with fully integrated, flush-mounted rubber frame protection at all critical areas. In addition to downtube and seatstay protection, the ribbed chainstay protector features expanded coverage of the rear dropout pivot area.

Geo Adjust Chip
Change the attitude of the bike with a simple flip of a chip. Our high and low settings give you two very usable geo settings to suite your riding style. Our high setting is comparable to most other companies low setting so there is a high shred warning in effect.

Size Specific Chainstays
The Spire has two size specific chainstay lengths to provide balanced handling and rider weight distribution across the range of sizes.

Enduro Max Bearings
We exclusively use Enduro Max suspension pivot specific bearings in standard sizes that are readily available worldwide. Dual bearings are used at the dropout pivots for frame stiffness and additional c-clips lock the rocker bearings in place under torsional loads.

Gear Accessory Mount
Our underside top-tube accessory mount allows you to carry a spare tube or other goodies safely on your frame in case you are looking to ditch the backpack.

Dual Crown Fork Compatible
Both the carbon and alloy frame options are fully dual crown compatible for those wanting to dip their toes into the DH world.

Tire Clearance
Ample clearance for mud and tires up to 2.6' width.

User Friendly Cable Routing
To simplify maintenance and keep your bike noise free, the rear derailleur cable is routed through guide tubes in the front triangle and chainstay. Feature available on carbon framesets only.

Press In Headset
Our ZS56/ZS56 press in headset gives you the freedom to use reach adjust and angle adjust headsets for maximum adjustability. Adjustable headsets are not supplied with Spire framesets or complete bikes.

Water Bottle Compatibility
We keep your water bottle clean inside the front triangle so you can keep hydrated without worrying about mud making it to your mouth.

Universal Derailleur Hanger
The Spire features a SRAM Universal Derailleur Hanger that protects your derailleur against chain jams by pivoting back and out of the way, and slips slightly when encountering impacts. It improves shifting performance, guarantees better alignment, works with all drivetrains and is available anywhere.

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Specs are subject to change at any time. All complete bikes are 95% assembled and packaged for quick and easy final assembly, and as such, Transition Bikes is not able to make special request build spec changes or modifications to packaging.