Eastern Thunderbird V1 20" BMX - Black

🔥 Dirt-Ready. Park-Proven. Built to Fly.

The Thunderbird V1 from Eastern is a clean, tough-as-nails BMX built for big dirt jumps and bold street sessions. Whether you’re just leveling up or already going full send, this full chromoly machine delivers the strength, balance, and spec serious riders demand.

From its full chromoly frame and fork to sealed front and rear hubs, 3-piece cranks, and Eastern Curb Monkey 2.4” tires, the Thunderbird V1 is a dialed ride with pro-level features at an unbeatable price. It's ready for the pump track, the park, or the backyard trails—and it won’t flinch when you get rowdy.

🛠 Key Features:

• Full Chromoly Frame & Fork – Built for abuse, loved for its snap and stiffness

• 3-Piece Chromoly Cranks – Heat-treated for durability with 170mm arms

• Sealed Bearings All Around – Front & rear hubs, integrated headset, and mid BB

• Double Wall Rear Rim – Take the hits and keep rolling

• Eastern Curb Monkey 2.4” Tires – Big, grippy, and ready for any surface

• Pivotal Saddle & Post – Mid-width seat with room to move

• Eastern Facet Pedals & Riblet Grips – Lock in with grip that won’t quit

🧩 Complete Specs:

Frame: Eastern Thunderbird 20.75” TT, Full Chromoly
Fork: Chromoly steerer w/ hi-tensile steel legs, 28mm rake
Bars: Hi-Ten Steel, 8.75” rise, 12° backsweep / 1° upsweep
Headset: Integrated 45°x45° sealed bearing
Stem: Forged Alloy Top Load
Grips: Eastern Riblet Grips
Cranks: 3-Piece Tubular Chromoly, 170mm, heat-treated
Bottom Bracket: Sealed Mid BB
Sprocket: Eastern Phorcys Alloy, 25T
Chain: KMC Z510 1/2 x 1/8
Pedals: Eastern Facet Plastic w/ 9/16” axle
Brakes: Rear U-Brake, Forged Alloy, Grey pads
Brake Lever: Forged Alloy
Saddle: Medium Width Pivotal
Seatpost: Pivotal, 200mm
Front Hub: Sealed bearings, alloy shell, 3/8” chromoly axle
Rear Hub: 5 Sealed bearings, alloy shell, 14mm chromoly axle, 9T driver
Rims: Front – Alloy Single Wall | Rear – Alloy Double Wall
Tires: Eastern Curb Monkey 20x2.4” (Front & Rear)
Spokes: 14g w/ brass nipples
Pegs: None (ready for your upgrades)

🎯 Best For:

✅ Riders who want a proper dirt jumper with chromoly strength
✅ Park and street shredders who throw down hard
✅ Progressing BMXers looking for killer value without compromising spec

💣 Bottom Line:
The Thunderbird V1 isn’t just another BMX—it’s a launchpad. Ride it hard, land it clean, and know it’s built to keep coming back for more.