Surly Bike Size Chart

Choosing the right bike size is essential for comfort, performance, and safety. With Surly bikes, using the correct size chart can enhance your riding experience. While selecting the right fit involves balancing factors like body measurements and riding style, making the right choice ensures better control, comfort, and overall performance.

Surly Size Chart

HeightFrame Size
FeetCentimetersFrame Size
5’0″ – 5’5″152 cm – 165 cmXS (38 cm – 46 cm)
5’4″ – 5’8″162 cm – 173 cmSM (50 cm – 54 cm)
5’7″ – 6’0″170 cm – 183 cmMD (52 cm – 56 cm)
5’11” – 6’3″180 cm – 190 cmLG (54 cm – 58 cm)
6’2″ – 6’6″188 cm – 198 cmXL (58 cm – 62 cm)
6’5″ – 6’8″196 cm – 203 cmXXL (60 cm – 64 cm)

Surly Straggler Size Guide

SIZE54cm56cm58cm60cm62cm
Reach15.6″ / 396.3 mm15.8″ / 400.7 mm16.1″ / 408.2 mm16.2″ / 412.1 mm16.6″ / 420.9 mm
Stack21.6″ / 549.2 mm22.3″ / 567.3 mm23.3″ / 591.1 mm24.0″ / 609.1 mm24.7″ / 628.2 mm
Head Tube Angle72.0°72.0°72.0°72.0°72.0°
Head Tube Length4.2″ / 107.0 mm4.8″ / 121.0 mm5.7″ / 146.0 mm6.5″ / 165.0 mm7.3″ / 185.0 mm
Seat Tube Length21.3″ / 540.0 mm22.0″ / 560.0 mm22.8″ / 580.0 mm23.6″ / 600.0 mm24.4″ / 620.0 mm
BB Drop2.8″ / 72.0 mm2.8″ / 72.0 mm2.8″ / 72.0 mm2.8″ / 72.0 mm2.8″ / 72.0 mm
Wheelbase40.0″ / 1016.5 mm40.6″ / 1031.9 mm41.2″ / 1047.0 mm41.6″ / 1056.8 mm42.2″ / 1071.8 mm
Chainstay Length16.7″ / 425.0 mm16.9″ / 430.0 mm16.9″ / 430.0 mm16.9″ / 430.0 mm16.9″ / 430.0 mm
Top Tube Length, Actual22.2″ / 563.3 mm22.8″ / 579.7 mm23.4″ / 593.2 mm23.9″ / 608.0 mm24.5″ / 623.0 mm
Top Tube Length, Effective22.2″ / 565.0 mm22.8″ / 580.0 mm23.4″ / 595.0 mm24.0″ / 610.0 mm24.6″ / 625.0 mm
Seat Tube Angle73.0°72.5°72.5°72.0°72.0°
Standover Height31.2″ / 791.7 mm31.9″ / 809.4 mm32.6″ / 828.7 mm33.3″ / 846.1 mm34.1″ / 865.0 mm
 Stem Length3.9″ / 100 mm3.9″ / 100 mm4.7″ / 120 mm4.7″ / 120 mm4.7″ / 120 mm
Stem Angle
Handlebar Width16.5″ / 420 mm17.3″ / 440 mm17.3″ / 440 mm18.1″ / 460 mm18.1″ / 460 mm
Crank Length6.8″ / 172.5 mm6.9″ / 175 mm6.9″ / 175 mm6.9″ / 175 mm6.9″ / 175 mm
Fork Length15.7″ / 400.0 mm15.7″ / 400.0 mm15.7″ / 400.0 mm15.7″ / 400.0 mm15.7″ / 400.0 mm
Fork Rake1.7″ / 44.0 mm1.7″ / 44.0 mm1.7″ / 44.0 mm1.7″ / 44.0 mm1.7″ / 44.0 mm

Surly Cross Check Sizes

FRAME SIZE42cm46cm50cm52cm54cm56cm58cm60cm62cm64cm
Recommended Height152 cm – 165 cm152 cm – 165 cm162 cm – 173 cm170 cm – 183 cm180 cm – 190 cm180 cm – 190 cm188 cm – 198 cm188 cm – 198 cm188 cm – 198 cm196 cm – 203 cm
Stack528 mm528 mm528 mm528 mm538.4 mm556.5 mm575.7 mm593.6 mm612.7 mm630.9 mm
Reach378.7 mm380.8 mm389.1 mm389.7 mm394.8 mm394.3 mm398.3 mm407.3 mm411 mm424.5 mm
Seat Tube Length420 mm460 mm500 mm520 mm540 mm560 mm580 mm600 mm620 mm665 mm
Top Tube Length505 mm515 mm535.1 mm545.1 mm559.9 mm569.9 mm579.8 mm599.8 mm609.9 mm630 mm
Effective Top Tube Length522 mm528.8 mm541.8 mm547.1 mm560 mm570 mm580 mm600 mm610 mm630 mm
Head Tube Length91 mm91 mm91 mm91 mm102 mm121 mm141 mm160 mm180 mm200 mm
Chainstay Length420 mm420 mm425 mm425 mm425 mm425 mm425 mm425 mm425 mm425 mm
Wheelbase989.8 mm991.9 mm1005.2 mm1005.9 mm1014.3 mm1019.7 mm1029.9 mm1044.7 mm1054.7 mm1074.6 mm
BB Drop66 mm66 mm66 mm66 mm66 mm66 mm66 mm66 mm66 mm66 mm
Seat Tube Angle75°74.5°74°73.5°73°72.5°72.5°72°72°72°
Head Tube Angle72°72°72°72°72°72°72°72°72°72°
Standover Height747.9 mm766.7 mm784.4 mm794.4 mm809 mm826.7 mm845.9 mm863.4 mm882.2 mm901.8 mm

Why Bike Size Matters

Choosing the right bike size is essential for a comfortable ride and proper body alignment. When you select the correct size, you reduce strain on your joints and muscles, which helps prevent injuries.

On the other hand, choosing a size that’s too small or large can lead to discomfort, decreased control, and poor performance. It’s important to balance your height, inseam, and reach with the bike’s frame geometry to achieve the best fit.

This careful consideration not only boosts comfort but also improves safety and overall riding efficiency, making the Surly Bike Size Chart a vital tool in your decision-making.

How to Measure for the Right Surly Bike Size

To find the perfect fit for a Surly bike, start by measuring your inseam, height, and reach. Each measurement plays a crucial role in determining the correct frame size.

The inseam helps ensure proper saddle height, while your height and reach guide the overall frame dimensions. Keep in mind that different Surly models may require slight adjustments, as their geometries vary.

Balancing these factors is essential, as an incorrect size can lead to discomfort, poor handling, or inefficient riding. Therefore, it’s important to carefully match your measurements with the Surly Bike Size Chart to achieve optimal performance and comfort.

Choosing the Right Surly Bike Based on Riding Style

The type of biking you plan to do significantly affects which Surly bike size and model will work best for you. For instance, if you’re planning on long-distance touring, a bike with a more stable and relaxed geometry may be ideal.

Conversely, for off-roading, you might need a bike with a more aggressive frame for better maneuverability. Commuters may prioritize lightweight designs that provide comfort for daily use.

Each riding style comes with trade-offs, and choosing the right size is key to ensuring your bike handles well and suits your needs. By aligning your riding style with the correct Surly bike model, you’ll enhance both comfort and performance.

Tips for Fitting Your Surly Bike

After selecting the correct bike size, fine-tuning a few key adjustments can greatly improve your riding experience. Start with the saddle height—this will ensure that your legs are properly extended during pedaling, reducing strain on your knees.

Next, adjust the handlebar position to maintain a comfortable reach and riding posture. Finally, consider the stem length, as a longer or shorter stem can change your riding angle, affecting both comfort and handling.

While these adjustments are crucial for an ideal fit, it’s important to strike a balance. Overcompensating with one adjustment can impact another, so carefully test each modification for the best result. These tweaks, when made thoughtfully, will allow you to enjoy optimal comfort and performance on your Surly bike.

FAQs

How do I know if I’ve chosen the right Surly bike size?

To determine if you’ve chosen the right size, check the fit based on your measurements and how the bike feels when you ride. If you experience discomfort, like knee strain or difficulty controlling the bike, you may need to adjust the size or make additional changes to the saddle height, handlebar position, or stem length. Using the Surly Bike Size Chart along with your inseam, height, and reach measurements will help guide you to the best option.

Can I still make adjustments if my Surly bike is the wrong size?

Yes, while it’s important to start with the right size, some adjustments can help improve comfort if the bike feels slightly off. For example, adjusting the saddle height, handlebar position, or stem length can enhance the fit. However, if the bike feels significantly uncomfortable, it might be better to reconsider the frame size altogether.

Does the type of Surly bike I choose affect my size?

Absolutely. Different Surly bike models, such as touring, off-road, or commuting bikes, have varying geometries and design features. These variations impact the frame size that will be most comfortable for you. For example, a touring bike may require a more relaxed fit, while an off-road bike might need a more aggressive frame. Always consider your riding style and how it affects your fit when using the Surly Bike Size Chart.