28/10/2023
Jagwire Sealed System: Effortless Braking
In the pursuit of cycling perfection, every component plays a crucial role. Among these, the braking system stands out as paramount for safety and control. For many riders, the desire is for a braking experience that is not only powerful but also remarkably smooth and, crucially, requires minimal upkeep. This is precisely where the Jagwire Road Elite Sealed Brake Kit shines. Designed for caliper and cantilever brakes, this premium system promises a 'fit and forget' solution that is as close to reality as most road cyclists will ever need.
Sealed systems for bicycle brakes are not a new concept. They have evolved significantly from their early iterations, which often featured inflexible, hose-like housings that were a chore to cut and could easily damage a bike's paintwork. The Jagwire Road Elite kit represents the pinnacle of this evolution, offering a sophisticated and user-friendly solution that enhances both performance and aesthetics.
Unpacking the Jagwire Elite Design
The Jagwire Road Elite kit is meticulously engineered with rider experience and longevity in mind. The outer casing, often referred to as the 'housing', is remarkably pliable. This flexibility not only makes installation easier but also allows for smoother cable routing, especially around tight bends, without compromising performance. Our test kit featured a rather unique 'Frozen Coffee' colour, which we'd describe as a muted, plasticine-like brown. However, Jagwire offers four alternative matt finishes, ensuring there's an option to complement the aesthetic of most bicycles. Crucially, this outer layer is paint-friendly, minimising the risk of scuffs and scratches during installation or maintenance.
Beneath this protective polymer layer lies the heart of the sealed system: a layer of high-carbon, low-compression, coil-sprung steel. This construction provides a robust yet responsive foundation for the braking cable. Sandwiched between this steel layer and the inner wire is a clear 'Speed Lube' liner. This integrated liner is designed to run the entire length of the cable, from lever to brake caliper. Its primary function is to create a barrier against the elements – dirt, grit, water, and road spray – anything that could infiltrate a traditional cable system and induce friction. By keeping contaminants out, the sealed system ensures that friction remains at an absolute minimum, thereby preserving optimal braking performance.
The Inner Workings: Lubrication and Longevity
Complementing the sealed housing, the stainless steel inner wires are also treated with a permanent polymer lubricant. This advanced coating is designed to be completely maintenance-free, a significant advantage for riders who prefer to spend more time cycling and less time tinkering. The combination of the sealed outer housing and the pre-lubricated inner wire means that, under normal riding conditions, the system should remain slick and responsive without the need for regular lubrication.
Installation of the Jagwire Road Elite kit is a streamlined process, provided you have decent cable snips and take a few moments to accurately measure and trim the inner wires. While it is slightly more involved than fitting standard brake cables, the benefits in terms of performance and reduced maintenance far outweigh the minimal extra effort. The kit typically includes everything you need, including ferrules and end caps, though specific contents can vary.
Installation Tips and Initial Setup
Despite assurances of zero stretch from the high-quality materials, our initial setup revealed a slight need for adjustment. It's worth noting that within the first 20 minutes of riding, we found the cables settled slightly, requiring a gentle pull-through to maintain optimal brake lever feel. This is a common occurrence with new, high-performance cable systems. Therefore, we recommend pumping the brake levers a few times to allow the cables to seat properly before making the final trim of the inner wires. The inner wires themselves snip beautifully, with no hint of fraying, which is a testament to their quality construction. For securing the ends, while the fitting kit includes decent crimps, many riders prefer to use a dab of glue or a solder tip for an even more robust finish.
Performance and Feel: A Noticeable Difference
The 'feel' of the Jagwire Road Elite Sealed Brake Kit is, quite simply, lovely. While it might not quite match the absolute, unadulterated crispness of Jagwire's truly compression-less systems (which use a different, solid alloy construction), it is vastly superior to most other decent quality brake cable benchmarks on the market. The difference it makes to a bicycle's braking system can be profound.
In our testing, the kit made a world of difference to the rear stopper on a Univega bike, a brake that could often be temperamental. This particular brake, seldom used except for when towing a trailer, tended to require a fortnightly application of PTFE-based lubricant to keep it running smoothly. The Jagwire kit has rendered this regular maintenance entirely unnecessary. Stopping power, the ability to modulate braking force with precision, and the overall feel at the lever have remained superb throughout our extended testing period.
To further push the system's capabilities, we deliberately ran the rear brake's liner to its full extent, leaving the inner cable exposed for a section. This was done to ascertain if any degradation in performance occurred without the full protective seal. In practice, we found no discernible difference in performance. However, it's worth mentioning that routing cables along the top tube generally offers good protection from road spray and contaminants, naturally extending the life and performance of any brake cable system.
Value Proposition: Weighing the Costs
When considering the value of the Jagwire Road Elite Sealed Brake Kit, it's important to assess your priorities. There's no denying that this system will significantly enhance the performance of even high-end brake calipers. For riders who are seeking a genuinely maintenance-free solution and are willing to invest in top-tier performance, the Jagwire kit is an excellent choice. It offers a refined experience that can transform the way your bike brakes.
However, it is also true that there are other impervious brake cable options available on the market that offer similar performance levels for a considerably lower price point. For instance, while Jagwire's own sealed systems are excellent, competitors like Transfil's Flying Snakes, though proving to be an 'absolute pig to install' according to some reviews and lacking the outright refinement of the Elite kit, still offer very good performance. For a saving of around ten pounds, they can represent a more cost-effective option, particularly for mid-range bikes or daily commuters where absolute peak refinement might not be the primary concern.
Comparison Table: Jagwire Elite vs. Alternatives
| Feature | Jagwire Road Elite Sealed | Transfil Flying Snakes (Example Alternative) | Standard Cables |
|---|---|---|---|
| Sealed System | Yes (Integrated Liner) | Yes (Often Outer Sleeve) | No |
| Maintenance Required | Very Low (Fit & Forget) | Low | High (Regular Lubrication) |
| Performance Feel | Excellent, Very Smooth | Good, Slightly Less Refined | Variable (Depends on Quality & Maintenance) |
| Installation Difficulty | Moderate (Precise Trimming Needed) | Difficult (Stiffer Housing) | Easy |
| Durability | Very High | High | Moderate |
| Price Point | Premium | Mid-Range | Low to Mid-Range |
| Paint Protection | Good (Pliable Outer) | Moderate | Poor (Can Scratch) |
Frequently Asked Questions
Q1: What type of brakes is the Jagwire Road Elite Sealed Brake Kit compatible with?
This kit is specifically designed for caliper and cantilever brake systems commonly found on road and cyclocross bicycles.
Q2: Is the Jagwire Road Elite system truly maintenance-free?
While Jagwire markets it as 'maintenance-free', meaning no regular lubrication is required, periodic checks for damage to the outer housing are always advisable to ensure the seal remains intact.
Q3: Do I need special tools to install this kit?
You will need a good quality set of cable cutters capable of cleanly snipping the inner wire and housing. A ferrule crimper can also be useful, although the kit usually includes crimpable ferrules.
Q4: Can I use this system for mountain bikes?
Jagwire offers specific sealed systems for mountain bikes (like their X-Series) that are designed to handle the more demanding conditions and longer cable runs. While this Road Elite kit might work, it's best to use the system designed for your specific application.
Q5: How does the 'Speed Lube' liner work?The Speed Lube is a low-friction polymer coating applied to the inside of the outer housing. It minimises friction between the housing and the inner wire, and also acts as a barrier to prevent dirt and moisture ingress.
Verdict
The Jagwire Road Elite Sealed Brake Kit delivers on its promise of super-refined, maintenance-free braking. The performance gains in terms of smoothness, power, and modulation are significant, making it a worthwhile upgrade for discerning cyclists. However, this level of refinement comes with a premium price tag. For those who prioritise a hassle-free, top-performing braking system and are willing to invest, the Jagwire Road Elite kit is an outstanding choice. For riders on a tighter budget or those with less demanding requirements, alternative sealed systems might offer comparable performance at a more accessible price point.
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