2021 Breezer Bikes Radar X Base
- Category
- Progressive Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Steel
- Features
- Disc brake
Geometry
XS | S | M | L | XL | XXL | |
Stack | 568mm | 568mm | 601mm | 615mm | 615mm | 633mm |
Reach | 417mm | 421mm | 421mm | 422mm | 435mm | 448mm |
Stack to Reach Ratio | 1.36:1 | 1.35:1 | 1.43:1 | 1.46:1 | 1.41:1 | 1.41:1 |
Seat Tube Length, C-T | 450mm | 480mm | 510mm | 540mm | 570mm | 600mm |
Top Tube Length, Effective/Horizontal Center | 580mm | 590mm | 600mm | 610mm | 623mm | 642mm |
Top Tube Slope | 14.1deg | 10.9deg | 11.2deg | 9.7deg | 6.6deg | 5.4deg |
Head Tube Angle | 69deg | 69deg | 69deg | 69deg | 69deg | 69deg |
Seat Tube Angle | 74deg | 73.5deg | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 120mm | 120mm | 155mm | 170mm | 170mm | 190mm |
Bottom Bracket Drop | 75mm | 75mm | 75mm | 75mm | 75mm | 75mm |
Bottom Bracket Height | 288mm | 288mm | 288mm | 288mm | 288mm | 288mm |
Chainstay Length | 444mm | 444mm | 444mm | 444mm | 444mm | 444mm |
Chainstay Length Horizontal | 437.6mm | 437.6mm | 437.6mm | 437.6mm | 437.6mm | 437.6mm |
Front-Center | 665.6mm | 669.6mm | 676.6mm | 688.5mm | 702.4mm | 721.3mm |
Front-Center Horizontal | 661.4mm | 665.4mm | 672.4mm | 684.4mm | 698.4mm | 717.4mm |
Wheelbase | 1099mm | 1103mm | 1110mm | 1122mm | 1136mm | 1155mm |
Fork Offset/Rake | 51mm | 51mm | 51mm | 51mm | 51mm | 51mm |
Trail | 84.7mm very high | 84.7mm very high | 84.7mm very high | 84.7mm very high | 84.7mm very high | 84.7mm very high |
Mechanical Trail | 79.1mm | 79.1mm | 79.1mm | 79.1mm | 79.1mm | 79.1mm |
Wheel Flop | 28.3mm | 28.3mm | 28.3mm | 28.3mm | 28.3mm | 28.3mm |
Standover Height | 775mm | 788mm | 762.7mm | 839mm | 853mm | 872mm |
Tire to Pedal Spindle | 132.6mm 170 mm cranks | 136.6mm 170 mm cranks | 138.6mm 175 mm cranks | 150.5mm 175 mm cranks | 164.4mm 175 mm cranks | 183.3mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 118mm 170 mm cranks | 118mm 170 mm cranks | 113mm 175 mm cranks | 113mm 175 mm cranks | 113mm 175 mm cranks | 113mm 175 mm cranks |
Base Build
XS | S | M | L | XL | XXL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 52mm | 52mm | 52mm | 52mm | 52mm | 52mm |
Tire Outer Diameter | 726mm | 726mm | 726mm | 726mm | 726mm | 726mm |
Bike Length with Tires | 1825mm | 1829mm | 1836mm | 1848mm | 1862mm | 1881mm |
Crank Length | 170mm | 170mm | 175mm | 175mm | 175mm | 175mm |
Handlebar Width | 48mm | 48mm | 50mm | 50mm | 50mm | 50mm |
Stem Length | 70mm | 70mm | 80mm | 80mm | 80mm | 90mm |
Stem Angle | 7deg | 7deg | 7deg | 7deg | 7deg | 7deg |
Published Sizing Recommendations
Height | 5 ft 2 in to 5 ft 5 in | 5 ft 5 in to 5 ft 8 in | 5 ft 8 in to 5 ft 11 in | 5 ft 10 in to 6 ft 0 in | 6 ft 0 in to 6 ft 2 in | 6 ft 2 in to 6 ft 5 in |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Progressive GravelSource:https://www.breezerbikes.com/bikes/adventure/radar/radar-x