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Gravity Area51 BMX DirtJump
26 Inch Wheel BMX Cruiser, 1 Speed, Aluminum, CrMo Fork, Rear V Brake
SALE $379 $595
FAST FREE Delivery 48 USA* | Ships Signature Required*
  • Light/strong 6061 aluminum design
  • Full CrMo rigid BMX fork
  • Single speed drivetrain
  • Rear Tektro V brake
  • Double-wall Aluminum Rims

Gravity Area51 Adult BMX Cruiser Size Chart | Approx. sizing, final choice is personal preference
16in: Fits most 5'4" to 5'9"
19in: Fits most 5'9" to 6'3"
If you are super tall, consider the BigWake adult BMX bikes. Customers report they fine tune fit with their own longer or shorter stems.

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AK/PR/HI additional cost | LiveChat or Email for PO Box/APO/FPO Options/Costs | Electric Bikes Can't Ship to AK/PR/HI/APO
Bike Assembly is easy, most are up to 90% assembled.

Watch an 11YO assemble his own bike Click >HERE<

Click For> Sample Assembly instructions and videos
If you don't feel confident working on it, we suggest taking it to a local bike shop for final assembly / safety checks.
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Save Up to 60% Off* Gravity Area51 Adult BMX Cruiser Bikes

What is the best deal for an adult BMX cruiser with 26 inch wheels?
Customers choose the Gravity Area51 for a light/strong aluminum frame, full CrMo rigid fork, single speed drivetrain, rear V brake and strong value at the sale price.

The Area51 is built for BMX cruiser fun, urban riding, alleys, parking lots and fast rolling neighborhood rides, with 26 inch wheels and a simple single speed drivetrain.

Urban-Proven BMX Cruiser Design gives the Area51 responsive handling with a larger adult BMX cruiser fit.

TOP REVIEWS The source page includes Gravity customer video review and assembly video content.

TRUSTED SELLER SINCE 1997
A+ RATED With BBB
Over A Million Happy Customers

Join the BMX Revolution: The Gravity Area51 is a 26 inch wheel adult BMX cruiser built for riders who want BMX simplicity, strong parts and a larger cruiser-style fit.

The Area51 uses a strong/lightweight 6061 aluminum frame with reinforced gusset, a full CrMo rigid fork, BMX riser bars, single speed drivetrain and rear Tektro V brake. It is made for urban riding, alleys, parking lots, slaloms and fast rolling cruiser-style BMX fun.

Competition Ready Value: Compare the Area51 against $500+ BMX bikes, top highlights are aluminum frame, 3 piece crank, rear V brake and 26 inch aluminum rims.

Assembly: Bikes come up to 90 percent assembled. If you do not feel confident working on your bike, take it to a local bike shop for final assembly and safety checks.

Compare Gravity
Area51
$500+ BMX
Cruiser Category
Price $379 sale $500+
Frame 6061 aluminum with reinforced gusset Varies by brand/model
Fork Full CrMo rigid fork Varies by brand/model
Drivetrain Single speed, 32T crank, 16T freewheel Usually single speed BMX cruiser setup
Brakes Tektro rear V brake Varies by brand/model
Note Customers compare the Area51 to BMX/Dirt Jumping bikes selling for up to $500+.
Frame
ALLOY 6061 aluminum with UrbanProven design, D-section hydroformed downtube with reinforced gusset, water bottle mount
Fork
Reinforced adult BMX 26 inch rigid fork, full CrMo, 1.125 inch threadless steerer
Crankset
32T single ring black, alloy black crank arms
Bottom Bracket
Sealed bearing threaded bottom bracket
Pedals
BMX platform, 9/16 boron steel axle
Cassette / Freewheel
16T freewheel
Chain
KMC Z-410
Hubs
Gravity by Formula sealed ball bearing V with nutted axles
Spokes
Stainless steel
Rims
Double wall 26x32H, black anodized aluminum
Tires
CST 26 inch black wall
Brakes
Tektro V brake
Brake Levers
Tektro alloy black
Headset
Ball bearing threadless 1 1/8 inch
Handlebar
Black finish BMX riser bars
Stem
Black finish aluminum threadless alloy black
Grip
Dual compound
Saddle
Velo BMX
Seatpost
Black finish aluminum micro adjust. Insert min 2 inches below lowest top tube weld / maintain clamp collar tightness.
Seatpost Clamp
Super light alloy post clamp with quick release
Sizes / Colors
16in and 19in. See pull down for Colors
Size 16in 19in
Head Tube Angle7171
Seat Tube Angle7373
Head Tube Length (mm)120130
Effective Top Tube (inch)22.0422.83
Chainstay (mm)430430
Standover (inch)2830
HT and ST angles in degrees. Units in mm unless otherwise noted.

Gravity Bike Customer Videos and Assembly Help

Bikes come up to 90 percent assembled. Assembly is easy, but if you do not feel confident working on your bike, take it to a local bike shop for final assembly and safety checks.

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