2026 Quarry Cycling Co. Alder R32 Base
- Category
- Rigid MTB
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Steel
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
425 | 430 | 435 | 440 | 445 | 450 | 455 | 460 | 465 | 470 | 475 | 480 | 485 | 490 | 495 | 500 | |
Stack | 625mm | 625mm | 625mm | 630mm | 630mm | 630mm | 630mm | 630mm | 630mm | 630mm | 636mm | 636mm | 636mm | 636mm | 636mm | 636mm |
Reach | 425mm | 430mm | 435mm | 440mm | 445mm | 450mm | 455mm | 460mm | 465mm | 470mm | 475mm | 480mm | 485mm | 490mm | 495mm | 500mm |
Stack to Reach Ratio | 1.47:1 | 1.45:1 | 1.44:1 | 1.43:1 | 1.42:1 | 1.4:1 | 1.38:1 | 1.37:1 | 1.35:1 | 1.34:1 | 1.34:1 | 1.33:1 | 1.31:1 | 1.3:1 | 1.28:1 | 1.27:1 |
Seat Tube Length, Unknown | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm | 440mm | 440mm | 440mm | 440mm | 440mm | 440mm |
Top Tube Length, Effective/Horizontal Center | 590mm | 595mm | 600mm | 605mm | 610mm | 615mm | 620mm | 625mm | 630mm | 635mm | 638mm | 643mm | 648mm | 653mm | 658mm | 663mm |
Top Tube Slope | 23.2deg | 23deg | 22.8deg | 23deg | 22.8deg | 22.7deg | 22.5deg | 22.3deg | 22.1deg | 22deg | 19.7deg | 19.5deg | 19.4deg | 19.2deg | 19.1deg | 18.9deg |
Head Tube Angle | 65.5deg | 65.5deg | 65.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg | 66.5deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg | 73deg | 73deg | 73deg | 73deg | 73deg | 73deg | 74deg | 74deg | 74deg | 74deg | 74deg | 74deg |
Effective Seat Tube Angle, Unknown | 75.9deg | 75.9deg | 75.9deg | 75.9deg | 75.9deg | 75.9deg | 75.9deg | 75.9deg | 75.9deg | 75.9deg | 75.7deg | 75.7deg | 75.7deg | 75.7deg | 75.7deg | 75.7deg |
Head Tube Length | 105mm | 105mm | 105mm | 110mm | 110mm | 110mm | 110mm | 110mm | 110mm | 110mm | 115mm | 115mm | 115mm | 115mm | 115mm | 115mm |
Bottom Bracket Drop | 100mm | 100mm | 100mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm | 97mm |
Bottom Bracket Height | 304mm | 304mm | 304mm | 307mm | 307mm | 307mm | 307mm | 307mm | 307mm | 307mm | 307mm | 307mm | 307mm | 307mm | 307mm | 307mm |
Chainstay Length | 470mm | 470mm | 470mm | 470mm | 470mm | 470mm | 470mm | 470mm | 470mm | 470mm | 468mm | 468mm | 468mm | 468mm | 468mm | 468mm |
Chainstay Length Horizontal | 459.2mm | 459.2mm | 459.2mm | 459.9mm | 459.9mm | 459.9mm | 459.9mm | 459.9mm | 459.9mm | 459.9mm | 457.8mm | 457.8mm | 457.8mm | 457.8mm | 457.8mm | 457.8mm |
Front-Center | 712mm | 717mm | 722mm | 720mm | 725mm | 730mm | 735mm | 740mm | 745mm | 750mm | 757mm | 762mm | 767mm | 772mm | 777mm | 782mm |
Front-Center Horizontal | 712.8mm | 717.8mm | 722.8mm | 720.1mm | 725.1mm | 730.1mm | 735.1mm | 740.1mm | 745.1mm | 750.1mm | 757.2mm | 762.2mm | 767.2mm | 772.2mm | 777.2mm | 782.2mm |
Wheelbase | 1172mm | 1177mm | 1182mm | 1180mm | 1185mm | 1190mm | 1195mm | 1200mm | 1205mm | 1210mm | 1215mm | 1220mm | 1225mm | 1230mm | 1235mm | 1240mm |
Fork Offset/Rake | 44.1mm | 44.1mm | 44.1mm | 44.4mm | 44.4mm | 44.4mm | 44.4mm | 44.4mm | 44.4mm | 44.4mm | 43.8mm | 43.8mm | 43.8mm | 43.8mm | 43.8mm | 43.8mm |
Fork Length (Axle-To-Crown) | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm | 490mm |
Trail | 135.6mm very high | 135.6mm very high | 135.6mm very high | 127.3mm very high | 127.3mm very high | 127.3mm very high | 127.3mm very high | 127.3mm very high | 127.3mm very high | 127.3mm very high | 127.9mm very high | 127.9mm very high | 127.9mm very high | 127.9mm very high | 127.9mm very high | 127.9mm very high |
Mechanical Trail | 123.4mm | 123.4mm | 123.4mm | 116.7mm | 116.7mm | 116.7mm | 116.7mm | 116.7mm | 116.7mm | 116.7mm | 117.2mm | 117.2mm | 117.2mm | 117.2mm | 117.2mm | 117.2mm |
Wheel Flop | 51.2mm | 51.2mm | 51.2mm | 46.5mm | 46.5mm | 46.5mm | 46.5mm | 46.5mm | 46.5mm | 46.5mm | 46.8mm | 46.8mm | 46.8mm | 46.8mm | 46.8mm | 46.8mm |
Tire to Pedal Spindle | 138mm 170 mm cranks | 143mm 170 mm cranks | 148mm 170 mm cranks | 146mm 170 mm cranks | 151mm 170 mm cranks | 156mm 170 mm cranks | 161mm 170 mm cranks | 166mm 170 mm cranks | 171mm 170 mm cranks | 176mm 170 mm cranks | 183mm 170 mm cranks | 188mm 170 mm cranks | 193mm 170 mm cranks | 198mm 170 mm cranks | 203mm 170 mm cranks | 208mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 134mm 170 mm cranks | 134mm 170 mm cranks | 134mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks | 137mm 170 mm cranks |
Base Build
425 | 430 | 435 | 440 | 445 | 450 | 455 | 460 | 465 | 470 | 475 | 480 | 485 | 490 | 495 | 500 | |
Wheel Size | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD | 32 in 686 mm BSD |
Tire Width | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in | 2.4in |
Tire Outer Diameter | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm | 807.9mm |
Bike Length with Tires | 1979.9mm | 1984.9mm | 1989.9mm | 1987.9mm | 1992.9mm | 1997.9mm | 2002.9mm | 2007.9mm | 2012.9mm | 2017.9mm | 2022.9mm | 2027.9mm | 2032.9mm | 2037.9mm | 2042.9mm | 2047.9mm |
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
Rigid MTBSource:quarrycycling.com