SHIMANO ST-5703-L Left Front Rim Brake Shifter 689228605367 105 Left/front
( Brand: Shimano ), ( Manufacturer Part Number: ST-5703-L ), ( Color: Black ), ( Compatible Bike Type: Road Bike ), ( Material: Aluminum ), ( Number Of Speeds: 10 Speed ), ( Part Type: Brake/shifter Combo Left ), ( Set Includes: Cables ), ( Shifter Style: Drop Bar ), ( UPC: 689228605367 )
Review SHIMANO 105 Left/front Rim Brake Shifter Very Good
The **Shimano ST-5703-L 105 Left/Front Rim Brake Shifter** is a precision-engineered component designed to deliver seamless performance and unmatched reliability for road cyclists seeking a refined riding experience. Part of Shimano s esteemed 105 series, this shifter embodies the brand s commitment to innovation and ergonomic excellence, catering to both casual riders and competitive cyclists who demand consistency and responsiveness. Crafted with a sleek, aerodynamic design, the ST-5703-L features a compact yet robust lever that integrates seamlessly with the left-hand side of a drop-bar setup, ensuring intuitive control over gear shifts and braking. The shifter s smooth, linear actuation mechanism minimizes friction, allowing for effortless up-shifting and down-shifting with minimal lever travel, which translates to quicker, more precise adjustments on the go. Its durable aluminum construction is not only lightweight but also resistant to wear, ensuring longevity even under rigorous use.
One of the standout features of this shifter is its compatibility with Shimano s **STI (Shimano Total Integration)** system, which merges braking and shifting into a single, ergonomic lever. The ST-5703-L is specifically designed for left-side mounting, making it ideal for pairing with the corresponding right-side shifter (such as the ST-5703-R) to create a balanced, synchronized control setup. The lever s textured grip surface enhances rider comfort during long rides, reducing fatigue and improving handling, while the integrated brake lever ensures a natural, efficient braking experience without compromising shifting performance. Additionally, the shifter s **Hydraulic Disc Brake (HDB) compatibility** though primarily marketed for rim brakes allows for future flexibility if the rider transitions to disc brakes, making it a versatile choice for evolving cycling needs.
Under the hood, the ST-5703-L incorporates Shimano s **Shimano Direct Shift (SDS) technology**, which enhances shift quality by reducing cable stretch and ensuring consistent engagement with the derailleur. This results in smoother, more predictable gear changes, even in challenging conditions like steep climbs or high-speed descents. The shifter s **indexing system** is finely tuned to minimize overshifts, providing a crisp, tactile feedback that reassures the rider of precise control. For those who prioritize customization, the ST-5703-L is compatible with Shimano s **Quick Release (QR) cable entry**, allowing for easy cable adjustments and maintenance without the need for specialized tools. Whether navigating urban commutes or tackling grueling century rides, this shifter delivers the reliability and performance expected from Shimano s premium 105 lineup, making it a worthy investment for riders who refuse to compromise on quality.
The **Shimano ST-5703-L (105 Left/Front Rim Brake Shifter)** is a mid-range shifter designed for road bikes with rim brakes. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.
---
### **Pros:**1. **Compatibility with 105 Group Components**
The ST-5703-L is part of Shimano s 105 lineup, which means it integrates well with other 105 components like brakes, derailleurs, and cranks. This ensures consistent shifting performance and a cohesive riding experience.
2. **Reliable Shifting Performance**
Shimano s 105 shifters are known for their smooth and precise shifting, even in wet or muddy conditions. The ST-5703-L is no exception, offering consistent engagement with the derailleur for quick and accurate gear changes.
3. **Durable Construction**
The shifter is built with a sturdy aluminum frame and high-quality internal mechanisms, making it resistant to wear and tear over time. It is designed to last for many miles with proper maintenance.
4. **Adjustable Cable Pull Ratio**
The ST-5703-L features an adjustable cable pull ratio, allowing riders to fine-tune the shifting feel to their preference. This can be particularly useful for riders who prefer a lighter or heavier shift feel.
5. **Compatibility with Multiple Brake Systems**
While it is designed for rim brakes, it can also work with some disc brake setups if the bike is properly configured. However, it is not officially compatible with hydraulic disc brakes.
6. **Affordable Mid-Range Option**
Compared to higher-end Shimano groups like Ultegra or Dura-Ace, the 105 shifter offers excellent value for money. It provides professional-level performance without the premium price tag.
7. **Easy to Install and Maintain**
The ST-5703-L is straightforward to install, requiring only basic tools. Shimano s design ensures compatibility with most road bikes, and maintenance is minimal just occasional cable lubrication and occasional adjustment.
8. **Lightweight**
As part of the 105 lineup, this shifter is relatively lightweight, contributing to a more agile and responsive bike.
---
### **Cons:**1. **Limited to Rim Brakes**
The ST-5703-L is designed exclusively for rim brakes. If you plan to upgrade to hydraulic disc brakes in the future, you will need to replace the shifter with a hydraulic-compatible model (e.g., Shimano s ST-R8000 or similar). This limits its long-term flexibility.
2. **No Built-in Electronic Features**
Unlike higher-end electronic groups (e.g., Shimano Di2), this shifter lacks electronic shifting capabilities. While this is not a drawback for most casual or mid-range riders, it may be a limitation for those seeking advanced features like wireless shifting or app integration.
3. **Basic Design**
The ST-5703-L lacks some of the premium features found in higher-end shifters, such as ergonomic grip designs or integrated brake levers with advanced modulation. It is a functional but utilitarian component.
4. **Potential for Wear Over Time**
While durable, the shifter s internal mechanisms and cable housing are not indestructible. Over time, especially with heavy use or poor maintenance, the shifting may become less precise, requiring adjustments or eventual replacement.
5. **Not Ideal for Aggressive Riders**
The ST-5703-L is best suited for casual to moderate riders. Aggressive climbers or racers may find that the shifting feel is not as refined as higher-end options, though this is subjective and depends on personal preference.
6. **Limited Customization**
Unlike some higher-end shifters, the ST-5703-L offers minimal customization in terms of shift feel or ergonomics. Riders who prioritize fine-tuned shifting adjustments may need to rely on external derailleur adjustments rather than shifter-specific tweaks.
---
### **Conclusion:**The **Shimano ST-5703-L (105 Left/Front Rim Brake Shifter)** is a solid, reliable, and cost-effective choice for riders using rim brakes who want a mid-range Shimano component. It delivers smooth shifting, durability, and compatibility with the rest of the 105 group, making it an excellent option for commuters, recreational riders, and those building a bike within a budget. However, its lack of compatibility with hydraulic disc brakes and limited advanced features may be drawbacks for riders planning to upgrade their braking system or seeking premium ergonomics.
If your primary goal is to build a functional, well-rounded road bike with rim brakes and you value Shimano s reputation for quality, the ST-5703-L is a strong recommendation. For riders who prioritize future flexibility (e.g., disc brakes) or advanced features, investing in a more versatile shifter (e.g., a hydraulic-compatible model) may be worth considering.
---
### **Recommendation:** **Buy the Shimano ST-5703-L if:**- You are building a road bike with rim brakes and want a reliable, mid-range Shimano shifter.
- You prioritize compatibility with the 105 group and value Shimano s shifting performance.
- You are on a budget but still want professional-grade components.
- You do not plan to upgrade to hydraulic disc brakes in the near future.
**Consider alternatives if:**- You intend to switch to hydraulic disc brakes in the future (e.g., opt for a hydraulic-compatible shifter like the ST-R8000).
- You want more ergonomic or advanced features (e.g., higher-end Ultegra or Dura-Ace shifters).
- You are a competitive racer or aggressive climber who seeks the finest shifting feel available.
Details:
Cyclists choose it for reliable front shifting across three chain rings via two shift levers indexed large/intermediate and intermediate/small, ergonomic hood positioning that improves braking leverage, lighter action from re designed internals. Browse the selections above or view items below. We currently have the following examples of this item in stock. Detailed s: Every product is accompanied by an individual outlining its unique features, specifications, and any noted imperfections.
Cleaning: Every used component is thoroughly cleaned to remove grease and dirt, restoring it its best possible condition. Shimano 105 ST-5703-L Left/Front Rim Brake Shifter VERY GOOD Surface-level wear on both the lever arm and oversupplied, but in great shape mechanically. Hood appears nearly new. Its designed for road cyclists building or upgrading bikes with Shimano 10-speed components, particularly those using triple chain sets a wider gear range suited to varied terrain like hills longer rides.
#Road #Mechanical Shifting Braking #10 Speed The Shimano 105 ST-5703-L is a left-side Dual Control Lever from the series, combining shifting and braking for triple 3x10-speed road drive trains on drop bars. We evaluate each component based on the factors that matter most for part type. Shimano 105 ST-5703-L Left/Front Rim Brake Shifter VERY GOOD > Equip your training with Would've today. N/A Used Not new; definitely used; working, but only evaluated at a generic level.
part #: st5703 prices
- $27.00-$229.99
specifications ribicycl:
- brand: Shimano
- mpn: St-5703-l
- color: Black
- compatible bike type: Road Bike
- material: Aluminum
- number of speeds: 10 Speed
- part type: Brake/shifter Combo Left
- set includes: Cables
- shifter style: Drop Bar
- upc: 689228605367
general ribicycl:
- Cycling > Bicycle Components Parts > Shifters
- condition: Used
shipping ribicycl:
- carrier: USPS
- type: Fixed
- class: Standard
- transit: 5-9 Days
- service: USPS Ground Advantage
- cost: $0.00
returns ribicycl:
- policy: Returns Accepted
- time: 30 Days
- paid by: Seller
- method: Money back
payments ribicycl:
- other
- credit card: Discover
- wallet: Google-pay
offer ribicycl:
- started: March 22, 2026
- options: Ship-to-home
- availability: In Stock
- quantity: 1
- sold: 0
seller ribicycl:
- rating: 100.0%
- city: Saint Petersburg, Florida
- # reviews: 657
Shimano ST-5703 Is Similar To:
- 105 1056 Shimano Brake Caliper Front Recessed Mm Reach (36.2% similar) Light scratches and some wear functions properly. Shimano 105 brake caliper br front only reach good condition. Springs are strong everything is intact check pics for condition thanks...(October 25th, 2018)
- 106-476-ifdmc18ebtm6 Shimano Front Derailleur (32.4% similar) Product ships through USPS or ups ground. For any other reason: you can return the product reason, as long it is in original condition when was purchased, with packaging. CY87 mountain time. Mountain time ship same day. You see, we love to ride bikes too, and think that everyone should with us. ...(March 17th, 2018)
- 1fdr443f Shimano Front Derailleur Silver (36% similar) 9-SPEED bottom pull cable max capacity: 10T material: aluminum type: clamp-on 28. Shimano parts take you the distance. Brand new adhesive n box Shimano parts have you covered...(March 16th, 2018)
- 36bs98030 36bs98040 Shimano Ultegra Sti Shifter Name Face Plate Cover Pair Left (34.5% similar) This is a right and left pair of ultra shift lever front cover pieces for non-flight deck model's that are gone to history extremely hard find...(August 14th, 2018)
- 43220-3841 Shimano Pairs Disc Brake Pads Spring Resin New 4893463102208 (26% similar) Compatible with: BR-C501, BR-M575, BR-M525, BR-M495, BR-M486, BR-M485, BR-M475, BR-M465, BR-M447, BR-M446, BR-M445, BR-M416, BR-M416A, BR-M415, BR-M4050, BR-M3050, BR-M395, BR-M375, BR-M355, BR-T675, BR-T615, BR-TX805 resin pads: make less noise than sauntered metal pads and offer better modulation ...(April 30th, 2018)
- 587509 Shimano Revoshift Speed Right Twist Shifter 698238408561 (39% similar) Free shipping free return...(August 5th, 2018)
- 641-4j Jagwire Mountain Pro Series Mtb Disc Brake Pads Fits Shimano (29.9% similar) Jag wire mountain pro series semi-metallic MTV disc brake pads fits Shimano M98550 lighter brand NEW1 pair...(December 31st, 2018)
- 687928181433 Shimano New Road Hydraulic Shifter Speed (44.2% similar) ...(July 2nd, 2018)
- 689228 436213 Shimano Left Lever Black Or Disc Brakes (35.4% similar) The shifter is new with its original box. The box is showing some heavy storage imperfections. For sale is a Shimano ST-EF51 3-SPEED, left shift brake lever, black, v-brake, or disc, brakes...(May 22nd, 2018)
- 689228023031 Shimano Xtr Inner Cable Brake Mountain Bike (32.8% similar) Shipped with USPS first class package. 6 x 1700MM brake mountain bike condition is new. Shimano ctr inner cable...(December 28th, 2018)
- 689228075313 Shimano Xt Fd-m746 Front (30.9% similar) I do not end my offers early. New Shimano XLT FD-M746 front derailleur 2 x 10S, clamp style. Thanks good luck. Buyer pays all shipping cost...(October 22nd, 2017)
