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2021 Sonder Signal Ti Pinion Bike

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Product Sonder Signal Ti Pinion Bike
Model Year 2021
Riding Type Cross Country, Trail
Rider Unisex
Sizes and Geometry
SM, MD, LG, XL View Geometry
Top Tube Length 585mm 606mm 634mm 664mm
Head Tube Angle 66° 66° 66° 66°
Head Tube Length 100mm 105mm 115mm 125mm
Seat Tube Angle 74° 74° 74° 74°
Seat Tube Length 400mm 425mm 465mm 485mm
Bottom Bracket Height 65mm drop 65mm drop 65mm drop 65mm drop
Chainstay Length 425mm 425mm 430mm 435mm
Wheelbase 1127mm 1149mm 1183mm 1220mm
Standover 730mm 738mm 760mm 772mm
Reach 412.5mm 432.5mm 457.5mm 485.0mm
Stack 601mm 606mm 615mm 624mm
Wheel Size 29"
Frame Material Titanium
Frame Material Details 3Al / 2.5V aeronautical-grade hand-welded custom-formed titanium
Rear Travel Hardtail
Rear Shock None
Fork Cane Creek Helm Air
Fork Travel 130mm
Head Tube Diameter Tapered, 1.125" top, 1.5" bottom
Headset FSA Orbit C-40-ACB, IS42/IS52
Handlebar Love Mud Aspect Riser, 31.8mm clamp diameter
Stem Love Mud Piskie, 35mm length, 31.8mm bar clamp
Grips WTB Wafel
Brakes SRAM Guide R, 4-piston, Avid CenterLine rotors (180mm front, 160mm rear)
Brake Levers SRAM Guide R
Drivetrain 1x
Shifters Pinion Rotary, 12-speed
Front Derailleur None
Rear Derailleur None
ISCG Tabs None
Chainguide None
Cranks Pinion Forged, 170mm length
Chainrings Pinion, 30 tooth
Bottom Bracket Pinion Gearbox
Pedals None
Chain Pinion X1
Cassette Pinion rear chainring, 30 tooth
Rims Love Mud Hobo wheelset
Hubs Love Mud Hobo wheelset, 110x15mm Boost front, 148x12mm Boost rear with XD driver
Spokes Love Mud Hobo wheelset
Tires Front: WTB Vigilante, Light/High Grip, 29" x 2.5"
Rear: WTB Trail Boss, Tough/Fast Rolling, 29" x 2.4"
Saddle Sonder Abode
Seatpost RockShox Reverb dropper, 125mm drop
Seatpost Diameter 31.6mm
Seatpost Clamp Single bolt, 34.9mm
Rear Dropout / Hub Dimensions 148x12mm Boost
Max. Tire Size 29" x 2.6"
Bottle Cage Mounts One inside front triangle, one under down tube
Colors Titanium
  • 27 lb 5.4 oz (12,400 g)
  • 27 lb 14.2 oz (12,650 g)
  • 30 lb 6.8 oz (13,800 g)
  • 30 lb 10.3 oz (13,900 g)
Miscellaneous • Internal cable routing
• Frame weights: 1970g (SM), 2000g (MD), 2100g (LG), 2140g (XL)
Price $4,799
More Info Sonder Website

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