Ventana El Gran Jefe Fat Bike Tandem – Value Build




Ventana has created their vision/version of the Phat tandem – the El Gran Jefe (The Big Boss). This frame is designed to accommodate up to 26 x 5.0″ tires on 80mm rims, 29×3.0 tires on 50mm rims, and features a tapered (44/56mm) head tube. Standard rear dropout spacing is 170mm, with optional 177x12mm and 197x12mm available (our builds use 197x12mm thru axle rear hubs).

The Ventana El Gran Jefe is available in 2 standard sizes (geometry info below) and 2 standard colors: Grinch Green or Mango Tango. Optional semi-custom colors also available as well.

Want to do a different build? Call us – we build to order!

Frame: Ventana el Gran Jefe

Fork: Ventana Steel Fat Tandem with tapered steerer and QR15 axle

Drivetrain: SRAM GX Eagle 1×12

Crankset: Middleburn X-Type 100mm

Seatposts: FSA

Stem: FSA (captain) Control Tech (stoker)

Brakes: TRP/Avid Mechanical

Wheels: Sun Mulefut 80mm rims, 32 spoke, Sapim spokes

All Sizes:

Captain BB height: 13.57″

Stoker BB  height: 12.48″

Chainstay Length: 17.26″ to 18.33″

Optimal fork length: 483mm

Optimal fork offset: 51mm

(the tandem pictured may show optional upgrades not included in this build. Call for details)


There are no reviews yet.

Be the first to review “Ventana El Gran Jefe Fat Bike Tandem – Value Build”