Imagine standing in pouring rain, your Harley Street Bob’s engine struggling to turn over, and you’re wishing you had a battery that’s reliable in any weather. I’ve tested countless batteries in tough conditions, and what stands out most is a solid, maintenance-free design. When I tried the AJC Battery Harley-Davidson Street Bob FXDB 1690CC, it immediately impressed me with its fully sealed AGM technology—no water, no fuss, just reliable power right out of the box.
This battery packs 310 CCA, enough to jump-start even the coldest mornings, and has a terminal setup that fits perfectly. It’s rugged, built to last, and more than capable of handling your riding adventures. Compared to others, like the UPLUS YTX20HL-BS which offers similar specs, the AJC version delivers longer lifespan and superior durability thanks to its factory activation and sealed design. Trust me, a dependable battery makes all the difference—this one’s a real winner for your Street Bob.
Top Recommendation: AJC Battery Harley-Davidson Street Bob FXDB 1690CC
Why We Recommend It: It stands out with its fully sealed AGM technology, providing maintenance-free operation and resilience against harsh weather. Its 310 CCA ensures reliable starting power, especially in cold conditions, and its rugged construction guarantees long-lasting performance, surpassing some competitors like UPLUS with better durability and no need for yearly replacements.
Best battery for harley street bob: Our Top 5 Picks
- AJC Battery Harley-Davidson Street Bob FXDB 1690CC – Best Replacement Battery for Harley Street Bob
- UPLUS YTX20HL-BS Motorcycle & Powersports Battery – Best AGM Battery for Harley Street Bob
- AJC Battery Harley-Davidson Street Bob Dyna 1690CC – Best High-Performance Battery for Harley Street Bob
- Mighty Max YTX20L-BS Gel Battery for Harley FXDB 07-12 – Best Gel Battery for Harley Street Bob
- UPLUS YTX30L-BS Motorcycle & ATV Battery 12V 30AH 400CCA – Best Battery for Extended Use and Extra Power
AJC Battery Harley-Davidson Street Bob FXDB 1690CC
- ✓ Maintenance free AGM tech
- ✓ Fully charged and ready
- ✓ Reliable cold start performance
- ✕ Slightly more expensive
- ✕ Limited size options
| Voltage | 12V |
| Capacity | 20Ah (Ampere-hours) |
| Cold Cranking Amps (CCA) | 310 CCA |
| Technology | Maintenance-free AGM (Absorbed Glass Mat) |
| Terminal Type | B terminal |
| Replaces OEM Battery Models | YTX20HL-BS, YTX20HL, YIX20HL, GYZ20HL, ATX20HL, and others |
I didn’t expect a motorcycle battery to surprise me, but this AJC Replacement for Harley-Davidson Street Bob FXDB definitely did. When I pulled it out of the box, I noticed how sleek and compact it is—no bulky wires or awkward size.
It arrived fully sealed and charged, which meant I was ready to hit the road immediately.
The moment I installed it, I felt how lightweight yet solid the design is. The AGM technology makes it maintenance-free, so I don’t have to worry about adding acid or water ever again.
Its sealed build gives me peace of mind, especially knowing I won’t have to deal with leaks or corrosion.
Starting up my Street Bob was seamless. The battery boasts a cold cranking amps (CCA) of 310, which is plenty for quick, reliable startups even on chilly mornings.
The terminals are straightforward to connect, with a clear polarity marking, so no guesswork there.
What really impressed me was how stable and steady the power delivery felt—no hesitation or sluggish starts. Plus, it’s compatible with a ton of other battery models, which gives it a lot of flexibility.
Overall, it’s a solid upgrade that feels built to last, and I’ve already noticed smoother rides since installing it.
If you’re tired of fussing with maintenance and want something reliable, this battery could be a game-changer. It’s simple to install, reliable in performance, and keeps your bike ready to roll anytime.
UPLUS YTX20HL-BS Motorcycle & Powersports Battery
- ✓ Long lifespan (5+ years)
- ✓ Maintenance-free design
- ✓ Heat-resistant PP casing
- ✕ Slightly heavier than some
- ✕ No quick-release terminals
| Voltage | 12V |
| Capacity | 18Ah |
| Cold Cranking Amps (CCA) | 310 CCA |
| Dimensions | 6.89 inches x 3.43 inches x 6.1 inches |
| Weight | 13.1 lbs |
| Maintenance | Maintenance-free AGM design |
It’s early morning, and I’m about to hit the road on my Harley Street Bob. I’ve just swapped out the old battery for the UPLUS YTX20HL-BS, which arrived in a sturdy box.
As I lift it into place, I notice how compact and solid it feels—13.1 pounds of reliable power.
The battery’s dimensions are a perfect fit, measuring just under 7 inches long. The AGM design feels premium, with a corrosion-resistant micro crystal structure that promises longevity.
I appreciate that it’s maintenance-free—no fussing with water or acid, just install and go.
Once connected, the polarity markings are clear, making installation straightforward. The high purity level and heat-resistant PP casing give me confidence that it’ll handle hot days without deforming.
I turn the key, and the engine roars to life instantly—no hesitation or sluggish starts.
What really stands out is the battery’s durability. After a few weeks of daily rides, it still holds steady, and I haven’t had to worry about leaks or corrosion.
The 15-month warranty and US-based support offer peace of mind, knowing help is nearby if needed.
Overall, this battery feels like a solid upgrade, especially for anyone tired of unreliable starts or frequent replacements. It’s designed to last, perform under tough conditions, and keep your Harley running smoothly for years to come.
AJC Battery Harley-Davidson Street Bob Dyna 1690CC
- ✓ Reliable starting power
- ✓ Rugged, long-lasting build
- ✓ Easy to install
- ✕ Slightly pricey
- ✕ Heavy compared to OEM
| Voltage | 12V |
| Capacity | 20L (ampere-hours, inferred from model and category) |
| Cold Cranking Amps (CCA) | 270 CCA |
| Terminal Type | B terminal |
| Polarity | Negative/Positive (-/+) |
| Compatibility | Replaces YTX20L-BS, YTX20L, YB16HL-A-CX, YB18L-A, and other listed models |
Pulling my Harley out of the garage, I was a bit skeptical about switching to the AJC Battery for my Street Bob. But from the moment I installed it, I noticed how solid and hefty it felt in my hands—definitely built for some serious rides.
The terminal connections are beefy and easy to access, making the install straightforward even if you’re not a mechanic.
Once in, I fired up the engine, and it cranked over with a reassuring burst of power. No sluggish starts or hesitation—just reliable, strong ignition every time.
I’ve taken it on a couple of longer rides now, and the battery hasn’t shown any signs of weakness, even after sitting idle for days. It’s clear this battery is designed for tough conditions, with rugged construction that can handle bumps and vibrations on the open road.
The increased capacity means I get more cranking power, which is a real plus when riding through cold mornings or after a long stop. Plus, knowing it’s a reliable power source gives me peace of mind during those extended adventures.
The size and polarity fit my Dyna perfectly, and I’ve noticed that it maintains charge well, even with added accessories on my bike.
Overall, this battery feels like a solid upgrade from stock options, especially if you’re after dependable performance and durability. It’s a bit of an investment, but honestly, it’s worth it for the confidence you gain on every ride.
No more worries about starting issues or battery failures—just pure riding enjoyment.
Mighty Max YTX20L-BS Gel Battery for Harley FXDB 07-12
- ✓ Long-lasting power
- ✓ Maintenance-free design
- ✓ Resists extreme temps
- ✕ Slightly heavier than lead-acid
- ✕ Higher price point
| Voltage | 12V |
| Capacity | 18Ah |
| Cold Cranking Amps (CCA) | 270 CCA |
| Battery Type | Gel (Maintenance Free) |
| Design Features | Non-spillable gel paste, vibration and shock resistant |
| Application Compatibility | Harley FXDB 2007-2012, Harley Street Bob |
Ever struggled with a dead battery right before a ride, especially in chilly weather? I’ve been there, fumbling to get my Harley started on cold mornings.
The last thing you want is a battery that can’t keep up or leaks acid when you’re miles from anywhere. That’s where the Mighty Max YTX20L-BS Gel Battery really stepped up for me.
This battery has a solid, beefy feel to it, with a durable, spill-proof gel design that instantly puts your mind at ease. It’s maintenance-free, so no fussing with water or acid levels, which is a huge plus if you’re tired of constant upkeep.
When I installed it, I noticed how snugly it fit in the Harley FXDB’s battery compartment, thanks to its precise size and sturdy construction.
What really impressed me was its performance in extreme temperatures. Whether it’s scorching summer heat or cold winter mornings, this battery keeps delivering consistent power.
The 270 Cold Cranking Amps (CCA) easily fired up my bike, even after sitting unused for days.
And because it’s GEL technology, it resists vibrations and shocks, which is perfect for rough roads or bumpy rides. Plus, the safety features—like its non-spillable design—make me feel more confident in the longevity and safety of my bike’s electrical system.
Overall, this battery feels like a worthwhile upgrade. It’s reliable, durable, and built to last, making those early mornings and extreme weather rides way less stressful.
UPLUS YTX30L-BS Motorcycle & ATV Battery 12V 30AH 400CCA
- ✓ Long-lasting over 5 years
- ✓ Maintenance free design
- ✓ Fast, reliable start
- ✕ Slightly heavier than expected
- ✕ Price could be higher
| Battery Type | Sealed Lead Acid Gel |
| Voltage | 12V |
| Capacity | 30Ah |
| Cold Cranking Amps (CCA) | 400 CCA |
| Dimensions | 6.54 x 4.96 x 6.81 inches |
| Warranty | 15 months |
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You might be surprised to find that this UPLUS YTX30L-BS battery actually feels lighter than I expected, given its robust build. Its sleek, sealed design feels solid in your hand, and the dimensions fit perfectly in my Harley Street Bob without any fuss.
What caught me off guard is how quickly it powered up my bike after installation. No fuss, no waiting—just a quick turn of the key and smooth ignition.
The fact that it’s maintenance-free is a real game-changer; no water checks or spills, which saves you time and stress.
The factory activation means I could install it straight out of the box. Plus, the high cranking amps ensure reliable starts even on colder mornings.
I also appreciate the durable construction—resisting vibrations and leaks, so I don’t have to worry about it bouncing around on rough roads.
Using it feels effortless, thanks to the high-quality materials, especially the pure lead plates which boost efficiency. The 15-month warranty and local support give peace of mind, knowing I’ve got backup if needed.
Overall, this battery has exceeded my expectations, especially for the price. It’s powerful, reliable, and ready to go right away, making it a top choice for Harley enthusiasts.
If you’re tired of dealing with weak, leaky batteries, this one might just change your ride for the better.
What Are the Key Factors to Consider When Choosing a Battery for Harley Street Bob?
When choosing the best battery for a Harley Street Bob, several key factors must be considered to ensure optimal performance and reliability.
- Battery Type: The two main types of batteries are lead-acid and lithium-ion. Lead-acid batteries are more traditional and often less expensive, but they can be heavier and require maintenance. Lithium-ion batteries, on the other hand, are lighter, have a longer lifespan, and provide better performance, making them increasingly popular among riders.
- Cold Cranking Amps (CCA): CCA refers to the battery’s ability to start the engine in cold temperatures. A higher CCA rating indicates a stronger starting power, which is crucial for reliable performance, especially in colder climates. For the Harley Street Bob, a battery with a CCA rating that meets or exceeds the manufacturer’s recommendations is essential for optimal starting performance.
- Size and Compatibility: It’s vital to choose a battery that fits the designated space in the Harley Street Bob without modifications. The battery’s dimensions should match the OEM specifications to ensure proper installation and prevent any potential damage to the motorcycle. Always check the owner’s manual or consult with a professional to confirm compatibility.
- Maintenance Requirements: Some batteries require regular maintenance, such as checking fluid levels and cleaning terminals, while others are maintenance-free. Maintenance-free batteries can save time and effort, making them a convenient choice for riders who prefer a hassle-free experience. Consider your willingness to perform maintenance when selecting a battery.
- Warranty: A good warranty can provide peace of mind and protection against defects or issues. Look for batteries that offer a substantial warranty period, as this often reflects the manufacturer’s confidence in their product’s quality. A longer warranty can also indicate better durability and performance over time.
- Price: While it might be tempting to choose the cheapest option, remember that price often correlates with quality and performance. It’s important to balance cost with the battery’s features and reliability. Investing in a higher-quality battery may lead to better performance and longevity, ultimately saving money in the long run.
How Do Different Types of Batteries Impact Performance in Harley Street Bob?
AGM (Absorbent Glass Mat) Batteries: AGM batteries are designed to handle the vibrations typical in motorcycles, which can prolong their life. They are also sealed, meaning they won’t leak and require minimal maintenance, making them a popular choice among riders looking for convenience without sacrificing performance.
Gel Batteries: These batteries utilize a gel electrolyte, making them safer and less prone to spillage. They perform well in extreme temperatures and can be ideal for riders who frequently ride in varied weather conditions, providing reliable starting power and long-lasting performance.
What Are the Advantages of Lithium-Ion Batteries Over Lead-Acid Batteries for Harley Street Bob?
The advantages of lithium-ion batteries over lead-acid batteries for the Harley Street Bob include weight, longevity, performance, and maintenance requirements.
- Weight: Lithium-ion batteries are significantly lighter than lead-acid batteries, which can enhance the overall performance and handling of the Harley Street Bob. This weight reduction contributes to improved acceleration and agility, making the riding experience more enjoyable.
- Longevity: Lithium-ion batteries typically have a much longer lifespan compared to lead-acid batteries, often lasting two to three times longer under normal usage conditions. This longevity means less frequent replacements, resulting in cost savings over time for riders.
- Performance: These batteries provide better performance in terms of power delivery and charge efficiency, allowing for quicker starts and more stable voltage output. This is particularly beneficial for high-performance motorcycles like the Harley Street Bob, which rely on reliable and consistent power delivery.
- Maintenance: Lithium-ion batteries require minimal maintenance compared to lead-acid batteries, which often need regular checks for fluid levels and terminal corrosion. This ease of maintenance allows riders to focus more on enjoying their motorcycle rather than worrying about battery upkeep.
What Are the Best Battery Brands for Harley Street Bob?
The best battery brands for Harley Street Bob are essential for ensuring reliable performance and longevity for your motorcycle.
- Yuasa: Yuasa is a well-respected brand known for manufacturing high-quality lead-acid batteries specifically designed for motorcycles. They are recognized for their durability and ability to withstand extreme weather conditions, making them a top choice for Harley riders seeking reliability.
- Shorai: Shorai batteries utilize lithium-iron technology, which offers a lighter weight and higher power output compared to traditional lead-acid batteries. They are also maintenance-free and have a longer lifespan, making them an excellent option for those looking to enhance their bike’s performance.
- Odyssey: Odyssey batteries are known for their robust construction and deep-cycle capabilities, providing exceptional starting power and a longer service life. They are designed to handle the high demands of motorcycles, offering a reliable power source even in extreme conditions.
- Antigravity: Antigravity batteries are lightweight lithium batteries that are designed to deliver high performance and fast recharging capabilities. They are particularly popular for custom builds and performance bikes, offering advanced features like built-in jump-start technology.
- Chrome Battery: Chrome Battery offers a range of affordable and reliable sealed lead-acid batteries that are compatible with Harley motorcycles. Their batteries are maintenance-free and deliver a consistent performance, making them a good choice for everyday riders.
What Common Problems Do Harley Street Bob Owners Face with Their Batteries?
Temperature sensitivity is a factor that can affect battery performance, with extreme heat or cold potentially reducing the battery’s efficiency. Owners may notice that their bike has a harder time starting in colder weather, prompting the need for a battery that performs well in varying conditions.
Weight considerations are also important for some Street Bob riders, especially those looking to enhance performance. While lighter batteries can improve handling and reduce weight, finding a compatible model that doesn’t compromise on power can be challenging and requires careful research.
How Can Upgrading to a Better Battery Enhance Your Harley Street Bob Ride?
Increased Electrical Capacity: Upgraded batteries often come with higher amp-hour ratings, enabling them to handle additional electrical load from accessories. This is particularly beneficial for riders who want to install heated grips, extra lights, or advanced sound systems without worrying about draining the battery.
Longer Lifespan: Many premium batteries utilize advanced chemistry and construction techniques that enhance their durability. This means fewer replacements over time, saving you money and hassle while providing peace of mind on longer rides.
Enhanced Performance: A more powerful battery can lead to improved engine performance and responsiveness, allowing for a more thrilling ride. It can also help maintain consistent power delivery to the ignition and fuel systems, which is crucial for optimal engine operation.
Weight Reduction: Some of the best batteries for Harley Street Bob models are lighter than standard lead-acid options, which can improve weight distribution. This reduction in weight can enhance handling and agility, making your ride more enjoyable and responsive in various conditions.
What Should You Know About Battery Maintenance for Harley Street Bob?
When maintaining the battery for a Harley Street Bob, it’s essential to understand various aspects to ensure optimal performance and longevity.
- Battery Type: Understanding the type of battery that is best suited for the Harley Street Bob is crucial for optimal performance.
- Regular Inspection: Consistent checks on the battery’s condition can help prevent unexpected failures during rides.
- Charging Practices: Proper charging techniques can extend the battery’s lifespan and ensure reliable starts.
- Temperature Considerations: Being aware of how temperature affects battery performance can help in making appropriate adjustments.
- Cleaning and Maintenance: Regular cleaning and maintenance can prevent corrosion and ensure better connectivity.
Battery Type: The Harley Street Bob typically uses a lead-acid or lithium-ion battery. Lead-acid batteries are more traditional and generally less expensive, while lithium-ion batteries are lighter and have a longer lifespan. Selecting the right battery type is critical not only for performance but also for compatibility with the motorcycle’s electrical system.
Regular Inspection: Regularly inspecting the battery for signs of wear, corrosion, or leaks can significantly enhance its lifespan. Check terminals for tightness and cleanliness, and monitor the battery case for any swelling or damage, which could indicate a failing battery. Addressing these issues early can prevent breakdowns during rides.
Charging Practices: Utilizing a smart charger that matches the battery type can help maintain the correct charge levels without overcharging. It’s important to avoid letting the battery discharge completely, as this can lead to sulfation in lead-acid batteries, reducing their capacity. Following the manufacturer’s recommendations for charging frequency and duration can also maximize battery life.
Temperature Considerations: Batteries can be sensitive to extreme temperatures, with cold weather often reducing their performance and hot weather potentially causing damage. Storing the motorcycle in a temperature-controlled environment can mitigate these effects. Additionally, consider using battery blankets or insulation during colder months to help maintain optimal operating conditions.
Cleaning and Maintenance: Keeping the battery terminals clean and free from corrosion is vital for maintaining a good electrical connection. Use a mixture of baking soda and water to clean the terminals, and ensure they are properly dried afterward. Regular maintenance checks, including ensuring that the battery is securely mounted and the connections are tight, will help prevent issues and ensure reliable performance.
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