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SALE: NEW 2025 INVENTORY! *FREE Delivery 48 States
Gravity eBullseye Monster Eagle Pro, Mid-Drive, Fat Tire Electric Bikes
Up to 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors

Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors, SRAM Eagle 1X12

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Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors, SRAM Eagle 1X12 Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors, SRAM Eagle 1X12 Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors, SRAM Eagle 1X12 Ladies EggBlue (Gloss) Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors, SRAM Eagle 1X12 Ladies White (Gloss) Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors, SRAM Eagle 1X12 Men/Ladies MatteElectron Men/Ladies MatteElectron
MatteBlack BurntOrange(gloss) StealthSuperDark eBullseye Cockpit Rockshox Bluto AIR 28MPH Mid-Drive Hydraulic DiscBrake


Mid-Drive Fat Tire Electric Bikes
2025 Gravity
eBullseye Monster Eagle Pro
28MPH! SRAM Eagle 1X12
SALE $2999
$6499*
FREE Delivery* Ships Sig Req'd

~28MPH w/FREE Throttle Control
Hydraulic Disc Brakes
Rockshox BLUTO Air Forks

Since 1997, USA Owned/Operated
Save Up to 60%* at Bikesdirect
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SIZING: eBullseye Monster Eagle Pro 28MPH Fat Tire MidDrive eBikes
SM/16in: fits most 5'6" to 5'8" |
MD/18in: fits most - 5'9" to 5'11" |
LRG/21in: fits most - 6' to 6'4"+:
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FREE Delivery* (Up to $150 Value)
(*EBIKES CANNOT SHIP TO AK/PR/HI/Overseas)
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Bikes come up to 90 percent assembled. Assembly is easy. An 11-year-old customer assembled their own bike. View: His video is HERE How much Assembly? Click For: Sample Assembly instructions and videos CLICK for: Special Deal on Bike Assembly ToolKit If you don't feel confident working on your bike, we suggest you take it to a local bike shop for final assembly and safety checks.


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 Customers Love BIKESDIRECT
*BEST SPEC FOR THE MONEY*
We prove it by putting Specs First + FREE DELIVERY to 48 USA
Over A Million Happy Customers > Click To See Some Of Them On Video<
Crank SAMOX 32T ALLOY BLACK RING / CRANK : SAMOX 170MM ALLOY BLACK /
Brakes SHIMANO BR-M200 HYDRAULIC DISC BRAKE W/SM-RT56S 160MM ROTOR
Wheelset

RIM : 26"x36H ALUMINUM, WIDTH 80MM W/BIG HOLES, ALLOY BLACK.
F/HUB : KT ALLOY BLACK FOR THRU AXLE
R/HUB : KT M9 ALLOY BLACK FOR THRU AXLE.
SPOKE : 12G STAINLESS BLACK W/BRASS NIPPLE.
Chain/ Cassette SRAM CN-EAGLE-SX 12 Speed / SRAM SX EAGLE 11-50T-12speed
Shifters/Derailleurs R/Derailleur : Sram Sx Eagle Black 12 Speed / Shifter : Sram Sx Eagle 12-Speed Alloy Black.
Fork 26" AIR SUSPENSION FORK, ROCKSHOX BLUTO w/ Lockout, THRU AXLE, ALLOY BLACK CROWN
Stem KALLOY Aluminum EXT:90MMx7 DEGREES, ALLOY BLACK
Handlebars/ Grips KALLOY Aluminum W:740MMx9 DEGREES, ALLOY BLACK
Saddle MTB Black, Padded w/Steel Rails
Seatpost Aluminum 400mm Micro Adjust Seatpost, Black
Pedals 9/16 Axles, BLACK PLASTIC BODY W/STEEL BLACK CAGE. W/CPSC REFLECTOR
Tires 26"x4.9 BIG DADDY 60TPI 
Electric Motor/Parts MID DRIVE/CENTER MOTOR : BAFANG M600 MM.G521.500. 500W, 48V, SPEED ~28mph*
with Cadence AND TORQUE SENSORS, Massive 120NM Torque (detailed link)
HMI : BAFANG DP.C240.UART LCD/48V/5 Power Levels, BLACK.
SPEED SENSOR : BAFANG SR.SD02.01.
CONNECTOR : BAFANG EB.1T1AX.
BATTERY&CHARGER : SEGL IR-5-U 48V/13.6Ah, Advanced Lithium INTEGRATED BATTERY.
Colors See Order pull down selection
Compare at $6499 bikesdirect.com price as low as $2999

 

Bikesdirect, Always BEST SPEC FOR THE MONEY:

Sale $2999 (Compare at $6499) 2025 ~28MPH Mid Drive model

 

MultiShape, Light/Strong ALUMINUM Design frame Will Not Rust and has great ride quality

Custom Made, High-strength, Light/Strong ALUMINUM. By one of, if not THE Top Light/StrongALU builders in the world. Specially Engineered frame have MultiShape, Custom Tubing for ride quality and handling. Aluminum frames will NOT Rust and are Lighter.

Top Tech, Mid-Drive Electric Fat Bikes for best range and handling

Why buy a heavy, poor handling, shorter range hub drive bike? Certainly do not pay more when you can get advanced Mid-Drive electric with Massive 120NM Torque.

PROVEN PERFORMANCE

The Gravity USA line-up has been top rated and proven in numerous events

TOP REVIEWS

Gravity USA has numerous accolades from thousands of our happy customers

TOP SPECS

Experienced cyclists say it's insane spec for the money. Amazing Light/Strong ALUMINUM, Mid Drive Motor, Fat Tire Electric Bikes at up to 60% Off with the quality of the more expensive brand name electric bikes

FREE Delivery is included to the Lower 48 States -
Be aware- Our Competitors Charge Up to $150+ For Shipping


Click for COMPARISON SHOPPING Guide:

Customers say our Mid Drive, 28MPH ALUMINUM Fat Tire Electric Bikes offer the same premium features as others priced at $4795+ online and $6499+ in local stores—but at a fraction of the cost.

Why Choose BikesDirect Gravity eBullseye Monster Eagle Pro Cruisers?
✔️ ALUMINUM Frames with integrated battery: Sleek, Lightweight, durable, and rust-proof
✔️ ~28MPH Mid Drive Motor: Fast and efficient, longest range and most natural handling
✔️ Rockshox AIR Forks: Advanced Suspension forks for a smoother ride

Other bikes may cost more and come with compromises:
1️⃣ Heavy, clunky, External batteries
2️⃣ Heavy Hub Motors: poor handling/balance with around half the range/efficiency
3️⃣ Low-tech, Heavy coil forks with limited adjustment/comfort

Get better specs and unbeatable prices at BikesDirect—no compromises, just great bikes.


Click for Geometry Chart:

2025+ Electric Monster Eagle PRO Geometry Chart (back to top of page: AtThisLInk)
Geo Pic
HT and ST angles in Degrees
Units in mm unless otherwise noted (+/-2) NOTE: Top Tubes slope UPwards to HT
  Dimension/Size SML/16in MD/18in LRG/21in
A Effective Top Tube Length 590 606 645
B Head Tube Length 120 120 135
C Seat Tube Angle 73 73 73
D Head Tube Angle 66 66 66
E BB Drop 60 60 60
F Chain Stay 500 500 500
G Wheel Base 1189 1203 1245
I Fork Length 540 540 540
K Seat Tube Total Length 406 457 533
L Standover (inches) Vertical from BB 29.3 31.4 34.4


Light and strong, no rust aluminum frames. INCREDIBLE Bike Deals at Bikesdirect Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors, SRAM Eagle 1X12
SRAM Eagle 1X12 Speed
Super comfy seats with suspension bumpers built in. INCREDIBLE Bike Deals at Bikesdirect Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes 28MPH Class 3 Electric Bikes with High Torque Mid-Drive Motors, SRAM Eagle 1X12
~28MPH with Throttle
Free Kickstands, Light and strong, no rust aluminum frames. INCREDIBLE Bike Deals at Bikesdirect Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes Mens and Ladies Step-thru Town/City/Beach Bikes with Coaster Rear Brake
Rockshox Bluto Air
Modern, Black Powder-coated parts. INCREDIBLE Bike Deals at Bikesdirect Gravity eBullseye Monster Eagle Pro, Light/Strong Aluminum, Fat Tire Electric Bikes Mens and Ladies Step-thru Town/City/Beach Bikes with Coaster Rear Brake
Powerful Hydraulic Disc
SRAM Eagle 1X12 Speed
~28MPH with Throttle
Rockshox Bluto Air
Powerful Hydraulic Disc

 

NOTE: Depending on your location, local government may not consider this bike an ebike or to be operated on pubic property. Other areas may allow full street operation - laws are in flux in USA on electric bicycles

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