Fit Am 18″ Frame (2 Color Options)

FIT AM 18" Frame

The FIT AM is an 18.5" top tube frame built for all-mountain and aggressive street riding. Features an integrated seat clamp, mid bottom bracket, and 14mm dropouts with removable brake mounts. Available in two color options.

Key Features

• 18.5" top tube length – Provides balanced geometry for riders seeking stability and control in technical terrain and transition riding
• Mid bottom bracket shell – Positions cranks higher off the ground compared to Spanish BB for increased pedal clearance over obstacles and coping
• Integrated seat clamp – Built into the frame to eliminate separate clamp hardware and reduce potential failure points
• Removable seat stay brake mounts – Allows 990-style brake installation when needed or clean removal for brakeless setups without unused hardware
• 14mm dropouts – Compatible with stronger 14mm axles for increased rear wheel stiffness and durability under heavy landings
• 4Q Baked finish on dropouts – Heat-treated coating improves durability and resistance to wear in high-stress axle contact areas

Technical Specifications

• Top tube length: 18.5"
• Rear end (chainstay) length: 12.4"
• Head tube angle: 75°
• Seat tube angle: 71°
• Bottom bracket height: 10.5"
• Standover height: 8"
• Seat clamp: Integrated
• Head tube: Integrated (for integrated headset)
• Bottom bracket type: Mid
• Dropouts: 14mm, 4Q Baked finish
• Brake mounts: Removable seat stay, 990-style
• Gyro tabs: None
• Frame weight: 4 lbs (2.06 kg)
• Available colors: 2 options

Compatibility and Ideal Use Cases

Requires integrated headset, mid bottom bracket, and 14mm rear axle. The 75° head angle and 12.4" rear end deliver responsive handling for street, park, and dirt riding. Best suited for intermediate to advanced riders who need a durable frame for high-impact riding and prefer the option to run brakes. The 18.5" top tube works well for riders approximately 5'6" to 6'0" tall, though individual fit preference varies based on riding style.