The Primer is a serious starter bike at a seriously great price.

The Primer Park model with a park specific geometry and an Odyssey Gyro that is connected to a pro-level Odyssey M2 Trigger lever and pre-cut dual lower cables for better braking and easier maintenance.

Built around a pro-level geometry in a range of top tube sizes, the Primer is spec’d with quality parts like Odyssey Springfield brakes and Path Pro tires. The Primer also includes a fully sealed rear cassette hub and proven parts like the Sunday Freeze Stem and an FSA Headset.

Shops and riders everywhere know that the Primer is the bike to beat in this price range.

Key Features

Park Specific Geometry
Odyssey Gyro G3
Odyssey Springfield Brakes
Odyssey M2 Trigger Lever
9t Sealed Cassette Hub
Sunday Freeze Top Load Stem
Sunday Cornerstone Grips
Odyssey Path Pro OEM 2.4" Tires
FSA Headset
KMC S1 Chain

Specifications

Frame: Sunday Primer, 20.5" top tube, integrated 1-1/8" head tube
Fork: Sunday Primer, 20" fork w/ 2-piece steerer tube and welded pre-load
Handlebar: Sunday, 2-piece
Stem: Sunday Freeze top load, 48mm
Headset: FSA integrated, 1-1/8"
Alloy Cap: FSA aluminum cap
Brake Lever: Odyssey M2 Trigger
Brakes: Odyssey Springfield U-brake
Brake Cables: Odyssey M2 Upper, 2x Single Lower
Brake Cable Detangler: Odyssey Gyro G3
Grips: Sunday Cornerstone
Seat: Sunday Badge, seat and post combo
Seat Post: Integrated
Seat Clamp: Sunday
Sprocket: Sunday Sabertooth v2, 25T, steel
Cranks: 160mm, 3-piece, chromoly
BB Parts: Sealed, Mid, 19mm
Pedals: Wellgo platform, plastic
Rims: P-7X aluminum, 20", 36H
Front Hub: Sunday, 36H, low-flange, loose-ball, 3/8" axle
Rear Hub: Sunday, 36H, sealed, 14mm axle w/ 9T Driver
Spokes: 14g steel, black
Tires: Odyssey Path Pro OEM, 20 x 2.4" (F & R)
Chain: KMC S1
Approx. Weight: 25.8lbs (with brakes)

Frame Geometry

Top Tube Length: 20.5"
Head Tube Angle: 75.5°
Seat Tube Angle: 71°
Chainstay Length: 12.7-13”
Bottom Bracket Height: 11.625"
Standover: 7.5"

Handlebar Geometry

Rise: 9"
Width: 28.5"
Backsweep: 12°
Upsweep: 4°

*Specs subject to change without notice.

Sunday Primer Park 20.5″ Complete BMX Bike - Matte Ice Green