GT-1 i45 Frameset

$7,500.00

double butted Titanium gravel frameset including Enve stem and seatpost

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GT-45: Go Bigger. Ride Harder. Demand the best.

The Mosaic GT-1 i45 is now available through our batch built program. Finished in one of Matte Knockout Dark Graphite or Factory Titanium, in stock frame sets are ready to ship. For more information on the GT-1 i45 visit our model page

  • 3A/2.5V Double Butted Titanium Tubeset
  • 8 Standard Sizes
  • 700x45mm Tire Clearance
  • ENVE In-Route Gravel Fork & Headset
  • IS52/IS52 Headtube
  • T47 68mm Bottom Bracket shell
  • 27.2 Seatpost Diameter
  • 140mm Flat Mount Brake Mounts (160mm with adapter)
  • Di2 or Wireless AXS shift only
  • Matte Pearl Dark Graphite Knockout or Factory Titanium Finish
  • 12×100 Front // 12×142 Rear
  • ENVE In-Route Integrated Stem & Seatpost included
  • Fully Integrated Brake Routing

Our Batch Built program pairs Mosaic’s high quality craftsmanship with in stock availability for riders that want a quick delivery and a standard sizing.

In stock frames are ready for delivery within 3 days. If an item is not in stock it can be placed on backorder for a 3-5 weeks delivery

If standard size and finish are not enough, our Made to Order frames have nearly infinite personalization through custom geometry and finish work options, all deliverable in 6-8 weeks. Reach out to us here and we can help you get started on your dream build.

Frame Size 4850525456586062
HT Angle 70.370.370.570.570.87171.371.5
ST Angle 74.574.57473.5737372.572.5
ST Length (C-T) 480500520540560580590610
TT Length (Eff) 525535545555575590605615
HT Length 120135160170180200215240
Wheelbase 10261038104210481060107110791086
Chainstay Length 435435435435435435435435
Fork Offset (Rake) 5555555555535353
Front Center 602614618624636647654662
Trail 6868666667676564
Standover 756775799811832850859879
BB Drop 7575757575757575
BB Height 278278278278283283283283
TT Angle 9.299.18.46.87.37.47.4
Stack 538553577587597618633658
Reach 373379377380391400405407