Sunday Primer AL 18" BMX Bike Description:
The Sunday Primer 18" BMX Bike is the perfect choice for riders who have outgrown a 16" but aren't quite ready for a 20". Now featuring a lightweight aluminum frame, it's easier to handle while staying tough enough for everyday riding. With 3-piece chromoly cranks, a sealed cassette hub, sealed bottom bracket, and Odyssey Path tires, it's built for neighborhood rides, skatepark sessions, and learning new tricks.
Specifications:
- Frame: Sunday Primer, Aluminum, Integrated Headtube
- Fork: Sunday Primer, 2-Piece Steerer Tube, Welded Preload
- Headset: FSA Integrated (1-1/8")
- Stem: Sunday Freeze Front Load (48mm)
- Bars: Sunday, 2-Piece (25.5" Width) (7.65" Rise) (12° Backsweep) (1° Upsweep)
- Grips: Sunday Cornerstone
- Cranks: 3-Piece, Chromoly (140mm Length)
- Bottom Bracket: Sealed Mid (19mm)
- Pedals: FPD Platform, Plastic
- Sprocket: Sunday Sabertooth v2, Steel (25 Tooth)
- Chain: KMC S1
- Front Hub: Sunday Low-Flange Loose Ball (3/8" Axle)
- Rear Hub: Sunday Sealed Cassette (14mm Axle)
- Driver: 9 Tooth
- Front Rim: P-7X, Aluminum (18") (28 Hole)
- Rear Rim: P-7X, Aluminum (18") (28 Hole)
- Front Tire: Odyssey Path (18 x 2.3")
- Rear Tire: Odyssey Path (18 x 2.3")
- Seat: Sunday Badge (Combo)
- Seat Post: Combo
- Seat Clamp: Sunday
- Brake Lever: Aluminum (U-Brake Compatible)
- Brakes: Odyssey Springfield U-Brake
- Gyro: -
- Gyro Tabs: Drilled (Not Included)
- Brake Mounts: Welded
- Extras: N/A
- Color: Toothpaste
- Weight: -
Geometry:
- Toptube Length: 18.5"
- Chainstay Length: 11.7-12”
- Headtube Angle: 74.5°
- Seattube Angle: 71°
- Bottom Bracket Height: 10.35"
- Standover: 7.5"
- Recommended Sizing Guide: 3'10" to 4'8"
For assistance building your new bike, please check out our tech help section here for instructions and tips on how to build your bike to ensure it is safe.
Dan's Comp recommends riding with a helmet to protect that brain. Shop our selection of
freestyle helmets here.
Need help finding the right bike for you? Not sure what size would suit you best? Check out our BMX buyers guide video below!
Note: To ensure that every component on your bicycle is working properly, Dan's Comp recommends that all bikes be assembled by a qualified mechanic. Improper assembly of your bicycle may lead to premature wear or failure of individual components such as headsets, crank assembly and wheels. Failure to do so may void the manufacturer warranty.
This product is expected to become available for purchase on Wednesday, July 8, 2026
