Apogee One: Frame Only
Apogee One: Frame Only
Want to build it yourself? Order an Apogee One frame only, or choose a shock.
The Apogee One is an innovative 140mm trail bike that features our precision-machined Free Float Module suspension and handmade steel DuoFrame. It’s a modern classic that pairs advanced suspension kinematics with a frame that’s specifically tuned for a smooth and playful ride.
Each frame is hand-welded, machined, and built exclusively in the Pacific Northwest, USA. See more about how it's made. Production typically takes about 4 months.
To order a frameset only, or for custom build options, please see our configurator for more options.
Photos may show custom options. All colors come with a Gunmetal Gray Free Float Module. Contact us at admin@apogee.bike for bespoke build options and pricing.
This is a pre-order limited to 25 Special Founders Edition bikes. Each will be hand welded, machined, and built to order exclusively in the Pacific Northwest, USA. Deliveries will start on a rolling basis 90 days after the close of the order window and we will keep Founders up to date as the process progresses. Be part of the founders edition!
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Shipping: Frameset or Chassis $75, Complete Bike $150 to Continental United States. *Photos may show custom options and do not reflect exact build kit or suspension options.
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Frame & Build Details
Frame Design
The modular design of Apogee One means all three frame components are tuned perfectly to maximize the ride feel from front to rear.
The Free-Float Module provides a stiff foundation for suspension actuation while the swingarm and front triangle are tuned to provide trail hugging flex.
The strength and durability of steel allow us to shape it for optimal flex, providing excellent handling without feeling noodly. We decoupled the frame from the suspension to achieve the best of both; a tuned frame that carves and rides smoothly with a compact, advanced suspension system that remains supple yet avoids harsh stiffness.
Frame Specifications
- Rear Suspension Travel: 140mm
- Shock Size: 185x55 Trunnion Shock
- Fork Compatibility: 150-160mm fork compatible
- Headset: ZS44/28.6 - EC44/40
- Rear Dropout: Modular, UDH-Compatible
- Rear Wheel Spacing: BOOST 148mm
- Rear Thru-Axle: M12x1.0, 173mm long
- Rear Brake Mount: IS Mount
- Wheel Size: 29” Front and Rear
- Rear Tire Clearance: 2.4” Max
- Rotor Size: 203mm MAX
- Chainline: 55Cl
- Max Chainring: 34T
- BB Spec: 73mm BSA Threaded
- Seatpost Diameter: 31.6mm
- Seatpost Collar/Clamp: 34.9mm
Key Benefits
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Modular
The Apogee One's modular design ensures stiffness where needed and flexibility for tuning a buttery smooth ride feel.
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Compact
The precision-machined Free Float Module (FFM) keeps pivots aligned for bearing longevity and small bump compliance that fits into a small package.
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Tuned
The steel DuoFrame is strong and durable, allowing us to shape it for optimal flex, providing excellent handling without feeling noodly.

The FFM is a Beautifully, Precision-Machined Marvel
Our Free Float Module (FFM) brings the Apogee One’s suspension pivots into a compact, beautiful, precision-machined assembly that keeps the center of gravity low for that on-rails cornering feel. We use Enduro MAX bearings in every pivot to keep our corner-carving suspension running smooth for seasons to come.
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Strength and Stiffness
Free from needing to control the ride feeling, the module is designed for strength and stiffness. This provides a solid foundation for the suspension components increasing the durability and keeps the core of the bike stiff to maintain control while riding.
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Tight-Tolerance Assembly
Machining all of the suspension components out of 6061-T6 aluminum means we can hold tighter tolerances compared to a welded assembly. Tight tolerances keep the pivots aligned and creates that buttery-smooth Apogee feeling.

DuoFrame Design Makes for the Best Ride Quality
Decoupling the frame and suspension means we can tune the size and response of the front and rear triangles without affecting the suspension giving the Apogee One an unparalleled fit and a ride like no other steel mountain bike out there.
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A Ride Like No Other
While cornering, it’s stiff enough for precise line choice and compliant to keep the tires glued to the ground. The carefully tuned anti-squat and stiff BB provide support to attack turns and climbs while pedaling. A responsive front triangle and progressive leverage ratio ensure the bike gets off the ground with ease and confidence.
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Steel is the Feel
The strength and durability of steel gives us the flexibility of shapes we can use to tune flex in the frame to achieve a smooth ride feel.
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Dropouts for the Future
Every Apogee One comes with precision-machined, modular, replaceable, and updatable dropouts based on the UDH standard. In the future, we plan to offer more dropout options to lengthen the chainstays or lower bottom bracket height.
How It's Built
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Made in the USA
Every part of the Apogee One is sourced and made by our US-based team and suppliers. Frame and suspension kinematics design are all designed in-house. Each frame is hand welded in Seattle, WA. Every Free-Float Module is machined and assembled by hand in South Lake Tahoe, CA.
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ISO Tested
See it in ActionIn addition to over two years of research and development, the Apogee One design is backed by ISO 4120 testing for Falling Mass, Falling Frame, Horizontal Fatigue, Vertical Fatigue, BB Vertical Load, Tire Contact Fatigue, and Pedal Fatigue.
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5-year warranty
Read MoreWe're passionate about ensuring riders can enjoy their coveted, high performance Apogee One for years to come. So, every frameset comes with a 5-year warranty covering defects in materials and workmanship for both the steel frame and suspension module components.
S | M | M/L | L | XL | |
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Rear travel | 140mm | 140mm | 140mm | 140mm | 140mm |
Head tube angle | 64° | 64° | 64° | 64° | 64° |
Head tube length | 90mm | 100mm | 110mm | 120mm | 130mm |
Top tube length (virtual) | 568mm | 582mm | 600mm | 630mm | 660mm |
Stack | 614mm | 623mm | 633mm | 642mm | 651mm |
Reach | 440mm | 455mm | 470mm | 500mm | 530mm |
Seat tube angle | 78° | 78° | 78° | 78° | 78° |
Seat tube length | 380mm | 400mm | 420mm | 440mm | 480mm |
Chainstay length | 440mm | 440mm | 440mm | 440mm | 440mm |
Bottom Bracket Drop | 32mm | 32mm | 32mm | 32mm | 32mm |
Wheelbase | 1214mm | 1233mm | 1253mm | 1287mm | 1322mm |
Wheel Size | 29" | 29" | 29" | 29" | 29" |