The Primer is a serious starter bike at a seriously great price. New for 2021 is 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 2021 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.

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

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°