NEW in 2007 - Carbon Fiber Frame
NEW in 2005 - 700c Joint Venture

da Vinci Designs Joint Venture Road Tandem
& Global Venture Road (With S&S Couplings)


Click on the thumbnail for full size photo


Component List: da Vinci Designs Joint Venture 26" or 700c
Frame Material Custom drawn, oversize, multi-butted, Reynolds chrome-moly steel
Optional Frame Material Carbon Fiber
7005 Aluminum
3/2.5 - 6/4 Titanium
Rear Deraileur Modified SRAM X.9
Front Deraileur Compact Triple
Brakes Avid 1D7 w/ Travel Agent & da Vinci Small Stiffy Brake Booster
Shifters Campagnolo Chorus
Front Bars Bontrager Race OS Anatomic 46, 44, 42, or 40cm
Rear Bars Profile Stoker 26 47cm
Front Stem Bontrager Race OS
Rear Stem Control Tech Adjustable Stoker
Cranks da Vinci Designs Billet Machined (large choice of lengths)
Chain Wippermann 908 - Sachs/Sram PG-991
Rear Cogs SRAM PG-980 11-32 9sp, or 11-28, 11-34
Driving Gears Shimano Hyperglide 12-18-24-30 Equivalent to 24-36-48-60
Eccentrics da Vinci Designs redesigned Bushnell
Front Hub White Industries
Rear Hub White Industries Tandem 145mm - disc brake ready
Rims da Vinci Designs V-22
Tires Schwalbe Stelvio, Kevlar bead 26 X 1.1" or Continental 4 Seasons 700c
Front Seatpost Thomson Elite 29.8mm
Rear Seatpost Cane Creek Thudbuster
Saddles Sella Italia TransAm Men's and/or Women's
Colors Click here to go to:  Options and Additions page
Retail Price $4700 for Steel
$5200 for Aluminum
$7700 for Titanium
$8500 for Carbon Fiber
S&S Couplers add $1600 on steel frames, $3000 on titanium, carbon fiber $1800 (Stainless couplers) or $3000 (Ti Couplers)
(S&S Not available on aluminum frames)
Specs subject to change without notice. If we find components that work better, we'll use them.

Why We Still Push The 26" Wheels For The Road?

  • 26” wheels are stronger than 700c wheels. Since tandems carry more weight than single bikes, they are ideal for running 26” wheels.
  • 26” wheels have less inertia and weigh less than a comparably designed 700c wheel. Therefore, they accelerate more quickly, climb better and are fast.
  • 26” wheels offer a versatile tire selection, from narrow road tires to aggressive mountain bike tires.
Since 26” wheels have inherent advantages over 700c wheels, da Vinci Designs took it a step further and created the V-22 rim for the ultimate tandem wheel set. All da Vinci tandems (except the price-sensitive In-2-ition model) use the V-22 rim.

Frame, Sizes & Dimensions
Fitting the bike

Tandem Models List
Joint Venture - High end road tandem
Joint Adventure - High end unsuspended mountain tandem
In-2-ition Road - Mid priced road tandem
In-2-ition Mountain - Mid priced mountain tandem
Grand Junction - Price Point road tandem
Symbiosis XC - Front suspension mountain tandem
Symbiosis - Full suspension mountain tandem

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