Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Steel -
Wheels 650b / 29" -
Groupset Deore, SLX -
Suspension Rigid -
Drivetrain 2 × 10 -
Brakes Mechanical Disc
Sizing
Recommended size guide.
XS
151cm - 164cm
XS
151cm - 164cm
SM
160cm - 172cm
SM
160cm - 172cm
MD
166cm - 179cm
MD
166cm - 179cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Surly ECR, 100% Surly 4130 CroMoly steel. ED coated. Double-butted main triangle. TIG-welded
Suspension Fork
Surly ECR, TIG-welded custom-butted 4130 CroMoly, non-suspension corrected, 1-1/8? steerer tube, 203mm disc brake clearance
Drivetrain
Rear Derailleur
Shimano Deore RD-M615 SGS, 10-speed
Front Derailleur
Shimano SLX FD-M661, Problem Solvers direct mount adaptor (31.8mm w/shim)
Shift Levers
Microshift SL-M10, 10-speed
Cassette
SunRace, 10 speed, 11-40t
Crank
Surly O.D. 26/39t
Bottom Bracket
73mm shell width, threaded standard English (1.37? x 24t)
Chain
KMC X10, Silver
Wheels
Front Hub
Surly Ultra New Disc, 32h. 6-bolt disc. Black
Rear Hub
Salsa 148mm, 12mm thru-axle, 32h
Rims
Alex MD40
Tires
Surly Knard 27.5x3.0", 33TPI
Brakes
Brakes
Avid BB7, Centerline rotors. 180/160mm front & rear
Brake Levers
Avid FR-5, Black
Cockpit
Stem
HL Satori, 31.8, Black
Handlebar
Surly Moloko, Black
Headset
Cane Creek, 40 series
Seat
Saddle
WTB Volt Sport, Steel Rail
Seatpost
Kalloy SP-342
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | XS | SM | SM | MD | MD |
|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.45 mm | 1.45 mm | 1.46 mm | 1.46 mm | 1.47 mm | 1.47 mm |
| Front Center | 624 mm | 624 mm | 646 mm | 646 mm | 668 mm | 668 mm |
| Rake | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm | 43 mm |
| Trail | 76 mm | 83 mm | 76 mm | 83 mm | 76 mm | 83 mm |
| Stack | 553.4 mm | 553.4 mm | 576.9 mm | 576.9 mm | 600.4 mm | 600.4 mm |
| Reach | 382.4 mm | 382.4 mm | 395.4 mm | 395.4 mm | 407.9 mm | 407.9 mm |
| Top Tube Length | 552.4 mm | 552.4 mm | 572.4 mm | 572.4 mm | 592.4 mm | 592.4 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 346.4 mm | 346.4 mm | 406.4 mm | 406.4 mm | 457.2 mm | 457.2 mm |
| Head Tube Angle | 69 ° | 69 ° | 69 ° | 69 ° | 69 ° | 69 ° |
| Head Tube Length | 90 mm | 90 mm | 115 mm | 115 mm | 140 mm | 140 mm |
| Chainstay Length | 432 mm | 432 mm | 432 mm | 432 mm | 432 mm | 432 mm |
| Wheelbase | 1049 mm | 1049 mm | 1071 mm | 1071 mm | 1093 mm | 1093 mm |
| Bottom Bracket Drop | 60 mm | 60 mm | 60 mm | 60 mm | 60 mm | 60 mm |
| Standover Height | 723 mm | 723 mm | 763 mm | 763 mm | 799 mm | 799 mm |
| Wheels | 650 | 29" | 650 | 29" | 650 | 29" |
| Rider Min Height | 151 cm | 151 cm | 160 cm | 160 cm | 166 cm | 166 cm |
| Rider Max Height | 164 cm | 164 cm | 172 cm | 172 cm | 179 cm | 179 cm |
About this model
ECR 27+ belongs to the Surly Ecr model. Surly launched 10 bikes of this model so far. Check out the entire range from 2018 of this model, by clicking this link.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Average price for Touring bikes
If you want an acceptable Touring bike you should know that the average price is 1007$. However, you could also get a good Touring bike even if you pay a lower amount than the average price. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
ECR 27+ components
Fork material
ECR 27+ has a steel fork, which tends to be more flexible than carbon forks in general. However, a carbon fork is considerably lighter.
Wheels size
When leaving the production line, the ECR 27+ model has aluminum wheels. After 700c wheels, 650b is the second most popular choice for road bikes. However, if speed is what you’re after, 700c wheels are a better fit.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Mechanical Disc brakes. They deliver good performance and cost less than hydraulic disk brakes. However, performance-wise there is room for improvement.
Sizes
Surly ECR 27+ bike has 6 sizes, in the range of 151 cm – 179 cm (4.95 ft – 5.87 ft). In short, you can easily find one that suits you.