Engineered to incorporate a power system that boasts a 500-watt pedal assist rear drive motor, the Sunseeker E-Fat-Tad Electric Assist Tadpole is ready to take your ride to the next level. Whether it is off road terrain or smooth roads ahead, the E-Fat-Tad offers 24 speeds, breathable mesh seating, rugged CST 4” wide tires, and 48 volt / 10.4AH LiOn Battery pack for speeds up to 20 mph.

Hover to zoom  |  Click here to view large 



Wheel Base 59″ (150cm)
Overall Length 78″ – 83 1/2″ (198-212cm)
Width 36 1/4″ (92cm)
Seat Height 16 1/2″ – 17 3/4″ (42-45cm)
B.B. Height 20″ – 21 1/2″ (51-55cm)
Ground Clearance 10″ (25cm)
Frame Tig Welded Chromoly with Rear Coil Over Suspension
Fork High Tensile Steel with Integrated Suspension
BB Sealed Cartridge
Crank Triple Alloy 170mm 42/32/22T
F. Derailleur Sunrace
R. Derailleur Sunrace
Shifter Sunrace
Freewheel 11-34 8 Speed
Motor 500-watt pedal assist
Battery 48 volt / 10.4AH LiOn
Bluetooth Yes
Top Speed Up to 20mph
Display LCD Multi-function with 5-levels of pedal assist
Pedals Platform
Brake Front Promax Mechanical Disk
Brake Rear N/A
Brake Levers Promax Alloy w/Lock
Headset Sealed Mechanism Steel
Handlebar Chromoly w/ Bottle Braze-ons
Stem N/A
Hub Front Alloy Tadpole
Hub Rear Hub drive motor
Rim Front 20x54mm 36h Fat Bike Alloy
Rim Rear 20x54mm 36h Fat Bike Alloy
Spokes 13g. Stainless Steel
Tire Front 20×4.0 Fat Bike Knobby
Tire Rear 20×4.0 Fat Bike Knobby
Saddle Alloy Frame 1pc – Padded/Mesh w/ Bottle Braze-ons
Seat Slide Rans Style
Weight 84lbs.
Weight Limit 300lbs.
X-Seam 37″ – 50 1/2″ (94-128cm)*
*Boom modification may be required from 37″ – 40″
Features Heavy Duty Alloy Chain Guide Wheels
Custom alloy rear cargo rack incorporating the battery


eFAT TAD is available in:

  • Semi-Gloss Dark Green


  • 16594 Alloy Recumbent Chain Guide (2 required)
  • 95399 Light/Computer Mount
  • 290430 Recumbent Fenders
  • 50064 Universal Heavy Duty X-Long Lower Alloy Strut
  • 50043 Universal Lower X-Long Alloy Strut
MSRP $4,699.99

Manufacturer’s Suggested Retail Price may vary by region. Contact your local dealer for pricing.

Need help choosing the right recumbent?

Visit Sun Bicycles our sister company for traditional upright cycling, click here.