Exposure Shimano
mason
Gravel
Exposure Shimano is a steel gravel road bike (2024), by Mason, from the Exposure lineup. It suits riders who prioritize comfort, confidence, and longer rides, with a setup that gives you a comfort-leaning riding position, and is built for broader mixed-surface riding and longer routes. The main strengths in the metrics are good fit flexibility for dialing in rider position, balanced, versatile speed for everyday riding, and all-round climbing capability rather than a narrow specialty. At the same time, what it gives up slightly is a value score that depends more on priorities than pure price efficiency. Next step: compare this bike with other gravel models on MatchBikes.com.
Rating

Score Summary
Performance
Built for speed and efficiency
Fit
Dialed-in Fit & Comfort
Value
Specifications
General
Frame
Drivetrain
Wheels
Brakes
Cockpit
Seat
Geometry
| Measurement | 48cm | 50cm | 52cm | 54cm | 56cm | 58cm | 60cm | 62cm |
|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.49 mm | 1.528 mm | 1.528 mm | 1.542 mm | 1.553 mm | 1.537 mm | 1.586 mm | 1.596 mm |
| Front Center | 590 mm | 595.3 mm | 606.8 mm | 616 mm | 619.5 mm | 632.9 mm | 643.9 mm | 651.5 mm |
| Rake | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Trail | 70 mm | 70 mm | 67 mm | 67 mm | 64 mm | 61 mm | 61 mm | 58 mm |
| Stack | 536.1 mm | 550.2 mm | 566.2 mm | 578.3 mm | 589.8 mm | 604 mm | 627.7 mm | 644 mm |
| Reach | 359.9 mm | 360 mm | 370.6 mm | 375 mm | 379.9 mm | 392.9 mm | 395.9 mm | 403.6 mm |
| Top Tube Length | 515.9 mm | 520 mm | 535 mm | 553.3 mm | 561.5 mm | 584.2 mm | 594.6 mm | 607.3 mm |
| Seat Tube Angle | 74 ° | 74 ° | 74 ° | 73 ° | 73 ° | 72.5 ° | 72.5 ° | 72.5 ° |
| Seat Tube Length | 480 mm | 500 mm | 520 mm | 540 mm | 560 mm | 580 mm | 600 mm | 620 mm |
| Head Tube Angle | 69.5 ° | 69.5 ° | 70 ° | 70 ° | 70.5 ° | 71 ° | 71 ° | 71.5 ° |
| Head Tube Length | 100 mm | 115 mm | 130 mm | 145 mm | 155 mm | 170 mm | 195 mm | 210 mm |
| Chainstay Length | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1013 mm | 1018 mm | 1030 mm | 1039 mm | 1043 mm | 1057 mm | 1068 mm | 1076 mm |
| Bottom Bracket Drop | 77 mm | 77 mm | 77 mm | 75 mm | 75 mm | 73 mm | 73 mm | 73 mm |
| Standover Height | 721 mm | 747 mm | 767 mm | 787 mm | 803 mm | 822 mm | 844 mm | 860 mm |
| Wheels | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 |
| Rider Min Height | 151 cm | 157 cm | 163 cm | 170 cm | 175 cm | 180 cm | 185 cm | 188 cm |
| Rider Max Height | 160 cm | 168 cm | 172 cm | 180 cm | 185 cm | 188 cm | 193 cm | 198 cm |




























































