Image of Eastern Thunderbird

Eastern Thunderbird

Eastern Mountain Bikes 2013


Colour / Graphite w/ Gold Anodized Rims OR Graphite w/ Green Anodized Rims

Size / One

Manufacturer Website

At a glance

The 2013 Eastern Thunderbird is an Street mountain bike. It sports 26" wheels, comes in a range of sizes, including One and has Marzocchi suspension. The bike is part of Eastern's Mountain Bikes range of mountain bikes.

Velcro cable strap & 2 black steel pegs (1pc w/ 10mm hole, 1pc w/ 14mm hole),

Where To Buy



  • Frame
    FULL 4130 chromoly with hydro formed down tube, monocoque chainstays, internal headset and SPANISH BB. Eastern Promise: lifetime warranty*, lifetime upgrade policy**
  • Fork
    Marzocchi DJ III, 80mm of coil/elastomer-sprung travel with chromoly steerer, 80mm
  • Hubs
    Eastern sealed bearing 36H MTB with disc mount, 20mm thru-axle <> Eastern MTB single speed cassette hub 135mm spacing, 10mm axle, 36 hole, 12t one-piece driver, with disc mount
  • Wheels
    Double wall alloy, 36 hole
  • Wheel Size
  • Spokes
    14G stainless w/ brass nipples
  • Tires
    Multi-Surface K Rad 26"x2.3"
  • Chain
    13.75/13.5, N/A, Eastern Phorcys 25T 6061 alloy, Half-link chain
  • Crank
    Eastern Shaft 175mm, tubular chromoly heat-treated 3pc. cranks with 8 spline spindle
  • Bottom Bracket
    , Sealed bearing SPANISH
  • Brakeset
    Tektro cable-actuated disc brake, 160mm rotor, Tektro Forged Alloy, Designed for Cable Disc Brakes
  • Handlebar
    Eastern Night Train alloy with 3" rise, 31.8mm clamp area
  • Saddle
    Eastern logo one-piece seat and alloy post combo
  • Seatpost
    Alloy post included with seat, 25.4mm, Eastern Low Boy Wax Loss Molded Integrated Seat Post Clamp, 25.4mm, Eastern Low Boy Wax Loss Molded Integrated Seat Post Clamp
  • Stem
    Eastern forged alloy frontload 31.8mm clamp
  • Grips
    Eastern Fuquay Flyer
  • Headset
    Sealed bearing 45/45 internal


Q: Where to buy a 2013 Eastern Thunderbird?

The 2013 Eastern Thunderbird may be purchased directly from Eastern.

Q: What size wheels does the 2013 Eastern Thunderbird have?

The 2013 Eastern Thunderbird has 26" wheels.

Q: What size 2013 Eastern Thunderbird should I get?

The 2013 Eastern Thunderbird comes in sizes One. After measuring your height, use the size chart below to find the typical Eastern Thunderbird size for your height. Remember that these sizes are a general guide and bike sizes can vary between riders and bikes. The best way to find your size is to go for a test ride.

Rider Height (cm)Rider Height (in)Frame Size
148cm - 158cm4'10" - 5'2"XS
158cm - 168cm5'2" - 5'6"S
168cm - 178cm5'6" - 5' 10"M
178cm - 185cm5'10" - 6'1"L
185cm - 193cm6'1" - 6'4"XL
193cm - 198cm6'4" - 6'6"XXL


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