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

Built around a pro-level geometry in a range of top tube sizes and colors, 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 for durability 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

Sunday Cornerstone Grips
Sunday Freeze Stem
FSA Headset
KMC S1 Chain
Odyssey Springfield Brakes and Lever
Odyssey Path Pro OEM 2.4" Tires
9t Sealed Cassette Hub

Specifications

Frame: Sunday Primer, 20" 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 front load, 48mm
Headset: FSA integrated, 1-1/8"
Alloy Cap: FSA aluminum cap
Brake Lever: Odyssey Springfield
Brakes: Odyssey Springfield U-brake
Brake Cable: Odyssey Quik Slic
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: FPD 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"
Head Tube Angle: 75°
Seat Tube Angle: 71°
Chainstay Length: 13.2-13.5”
Bottom Bracket Height: 11.5"
Standover: 8.75"

Handlebar Geometry

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

Sunday 2027 Primer 20″ Complete BMX Bike - Gloss Billiard Green