10 Best Coil Spring suspension (Heavy Duty) 2024 – Expert’s Guide
If you want to restore your ride’s original height and improve its suspension for tough routes, then all you need are coil springs. There are different types of coil springs. Also, coil springs should have some features to provide you the best ride experience.
Discussing everything in this segment, I will take you over to the best coil springs that you can get this year. My goal is to demystify it to help you choose better.
How to Select the Best Coil Spring?
Before getting into the depth, I want you to first go through some aspects. You have to keep these aspects in mind before buying coil springs. This portion is especially dedicated to beginners to help them choose the best product. Here you go!
End Type
The first technical aspect of coil springs is their end type. There are three commonly observed end types; tangential, squared, and pigtail. The tangential type looks like it would keep on going forever if the spring continues. In the case of the squared type, the final coil is bent back to touch the coil before it. Lastly, the pigtail type is easiest to identify. It has a pigtail shape at the ends. All of them have their own characteristics. Tangential type provides better compression while pigtail type offers compression as well as expansion.
Material
Then comes the material. Mostly, coil springs are made using steel wires. Taking a robust steel wire and winding it into coils to make a spring. But the grade of steel matters. Chrome alloys are the toughest among all and provide great strength and durability to your car’s suspension. Otherwise, you can find any good grade of steel for your coil springs.
On the outside, there should be a coating of protective material. Usually, a powdered coating is considered to be the best because it offers pretty good protection against corrosion.
Compatibility
Then comes compatibility. You have to make sure about the compatibility of the coil spring. It should exactly match the details of your vehicle. Because otherwise, you will end up buying the wrong product. Therefore, pay good attention to the compatibility as well.
Fitting
The next factor to remember is the fitting. Flexible fitting is my favorite because it provides a pretty good fit in no time. So, find the right fit and make sure that its fitting feature is good enough.
Rate Type
Then comes the rate type. There are two types in general; constant and variable. In the case of constant rate, the spring compresses and expands at a constant rate regardless of the applied load. These springs are heat-treated and tough.
On the other side, the variable rate springs act as an original replacement. Their resistance changes and the spring gets stiffer with load application. These springs have a comfort range and a load range.
Installation
Then comes the installation. You do not want to get stuck in a difficult process. Therefore, look for a product that can be installed easily. You will find the instructions for installation online. You should see if the installation is easy or not. After that, you can choose the product.
Cost
Then comes the final aspect. Remember that whenever you go to the market to buy something, you should act wisely. A good product does not have to be expensive. Therefore, look for your desired features at the best possible price.
Comparison Table of Top 10 Coil Springs
| Product | Wight | Material | Specialty | Price |
|---|---|---|---|---|
| Moog 81069 Coil Spring Set (Editor’s Choice) | 26.2 pounds | Steel/Urethane | Great price and improved handling | Check Price |
| Rubicon Express RE1310 Coil Spring | 28 pounds | Steel/Urethane | Excellent ride quality with its incredible design | Check Price |
| ACDelco Professional 45H1156 | 12.72 pounds | Steel | Great features for lowest price | Check Price |
| Old Man Emu 2885 | 26 pounds | Steel | Premium quality for comfortable ride | Check Price |
| Skyjacker D25 Softride Coil Spring | 43 pounds | Chromium Alloy | Great tensile strength and durability | Check Price |
| TUFTRUCK TTC – 1223 | 32.6 pounds | Steel | 50% increase in load capacity | Check Price |
| Bilstein 38 – 129230 | 7.72 pounds | Steel | Flexible installation for ease | |
| Elite Suspension Rear Coil Springs | 28.8 pounds | Steel | Restores height and ensures better stability | |
| Icon Vehicle Dynamics 52700 | 24 pounds | Steel | High grade material for longevity | |
| Dorman 926-576 Rear Coil Springs | 9.72 pounds | Steel | Durable steel and economical |
Our 10 Picks of Best Coil Spring
You will find loads of coil springs in the marketing but finding the best one is a bit tricky. To help you out in this situation, I will now review the products mentioned in the comparison table. I will define some decision-making factors as well to put up a better comparison. Keep in mind that A+ goes to best while C goes to the least.
1. Moog 81069 Coil Spring Set : Best for All
Specifications
- Brand: Moog
- Material: Steel/Urethane
- Item Weight: 26.2 pounds
- Quantity: 2
- Color: Black
- Compatibility: Chevrolet Avalanche, Suburban, and Tahoe & GMC Yukon
Decision-Making Factors
- Durability: A
- Installation: Easy
- Performance: A+
- Longevity: A+
Let’s get it on with my first choice. Moog offers arguably the best coil springs for your vehicles. This pair of rear coil springs speaks for itself.
First of all, you have to be sure about the end type of the coil springs. There are three types; squared, tangential, and pigtail. All of them have different functionalities. This product has a tangential end that apparently goes forever if the spring continues.
Secondly, these springs offer a variable rate that ensures a change in resistance with compression. This makes the spring stiffer on increasing load. Thus, you can have a comfortable ride according to your desire.
Moreover, this spring improves the steering performance by improving your vehicle’s suspension. It feels like new, and it improves handing ultimately.
To top that off, this spring is designed to lower down the stresses. Thus, it provides a long-lasting experience. The steel involved in its construction, along with the urethane exterior, also plays its role in ensuring longevity.
So, if you are tired of your vehicle’s existing sagging springs, then you should definitely go for this incredible replacement.
Bottom Line
This is a perfect product for a reasonable price and a good range of features. If it matches the compatibility, then you should look no further.
2. Rubicon Express RE1310 Coil Spring : Best for Jeep XJ
Specifications
- Brand: Rubicon Express
- Material: Silver Coat
- Item Weight: 28 pounds
- Quantity: 2
- Color: Silver
- Compatibility: Jeep Cherokee XJ
Decision-Making Factors
- Durability: A+
- Installation: Easy
- Performance: A+
- Longevity: A+
If you are willing to pay more money than the first product, then here is my follow-up product just for you! These coil springs are designed for the front part to absorb vibrations and bumps on the road effectively.
These coils provide a next-level ride without sacrificing strength, durability, and endurance. The main reason behind this is the material and the construction. The strong material inside is covered with a powder coat of silver for longevity.
If you are worried about the reliability of this product, then you should stop doing it because this product has been tested multiple times under tough conditions. It shows great endurance along with its specifications.
Now, let’s talk about the end type of this coil spring. It is a tangential type to provide incredible compression.
Talking about the installation, you will not face any serious issues. Rather it is pretty easy to install these coil springs.
So, if you are paying extra for it, remember that you will have value for that money because these coil springs take your experience to a whole new level.
Bottom Line
Rubicon Express brings you expensive yet incredible coil springs. If you are willing to pay more, you should definitely get them.
Comparison between My Top Two Products
To help you choose better, here is a comparison between my top two products.
- The first product offers pretty good features for almost half the price of the second one.
- The second product has a better coating on the outside for protection and longevity.
- Both products offer good height achievement after installation.
So, if you are looking for an economical option, then you should buy the first one!
3. ACDelco Professional 45H1156 Coil Spring Set : Best Price
Specifications
- Brand: ACDelco
- Material: Steel
- Item Weight: 12.72 pounds
- Quantity: 2
- Color: Black
- Compatibility: Chevrolet, Saturn, Pontiac
Decision-Making Factors
- Durability: A
- Installation: Easy
- Performance: A
- Longevity: A
On the third spot, we have ACDelco that is a pretty renowned brand in the world of coil springs. This incredible pair of coil springs by them goes with both front and rear applications.
That means you can improve your vehicle’s suspension from where ever you want. The end type of this coil spring is pretty much a pigtail.
The final coil of this spring is squared off with a significantly smaller diameter than the rest of the coils. These springs can work both in compression as well as expansion.
These springs are made from a special steel wire to provide a high-quality suspension to your vehicle. Steel also ensures a long-lasting experience sideways.
The set includes variable-rate rear coil springs and constant rate front coil springs to provide the correct balance on challenging tracks.
Lastly, the price is pretty good. In fact, it is the lowest so far. So, you get all those interesting features at a very economical price. So, what else could you ask for?
Bottom Line
This is an incredible product for the money you pay. Although there is room for improvement, you get good value for the money.
Note: To know more about coilover for WRX, then read the following guide.
4. Old Man Emu 2885 Coil Spring : Best for Comfortable Ride
Specifications
- Brand: Old Man
- Material: Steel
- Item Weight: 26 pounds
- Quantity: 2
- Color: Black
- Compatibility: Toyota 4Runner, FJ Cruiser, Tacoma
Decision-Making Factors
- Durability: A+
- Installation: Easy
- Performance: A
- Longevity: A
Moving forward, we have something for your Toyota. This one is pretty expensive. So, if you can afford to pay so much for coil springs, then you should pay attention here.
Talking about its features, these springs are made on precision mandrels to offer you the best results. Also, they act pretty effectively to prevent sagging.
If you are looking for multiple applications, then you will find constant as well as variable rate coils. On the outside, the effective coating of powdered material increases the life of these coil springs.
When you plan on traveling to remote areas, you load your vehicle with a lot of stuff that can cause sagging and affect your ride’s performance. At that point, you need something robust to regain your vehicle’s height with all that luggage loaded.
Using these springs, you can achieve that and enjoy a whole new experience. By that, I also mean improvement in handling. You know that improvement in suspension improves your ride’s handling. So, does this set of coil springs!
So, if you are looking for an incredible experience and can pay more for it, then this is your product.
Bottom Line
This product asks for more money, but it offers value for that money as well. So, if you can buy it, I would recommend you go for it.
5. Skyjacker D25 Softride Coil Spring : Best Material
Specifications
- Brand: Skyjacker
- Material: Chromium Alloy
- Item Weight: 43 pounds
- Quantity: 2
- Color: Black
- Compatibility: Dodge
Decision-Making Factors
- Durability: A+
- Installation: Easy
- Performance: A
- Longevity: A+
On the next spot, we have an even expensive product. Let’s keep the price factor aside and observe the incredible features of Skyjacker D25. It is renowned for providing a soft ride, and the reason behind it is its end type.
With tangential or squared end type, you can have pretty good compression, especially by tangential. This coil spring is constructed on an optimized design.
Talking about the material, it is a preset and formed chromium alloy with grade 5160H. This material provides outstanding toughness along with top-notch durability. Along with that, it also ensures fatigue resistance. All these features make it the best option for coil springs.
With this material of higher tensile strength, these springs last longer than you expect. Moreover, the outer coating of powder provides additional protection against corrosion for a long-lasting result.
So, achieve vigorous off-road handling and improved suspension with this incredible option.
Bottom Line
This is another expensive product by Skyjacker to improve your suspension. If you are opulent enough, you should buy it.
6. TUFTRUCK TTC – 1223 Coil Spring Kit : Best for Dodge Ram 1500
Specifications
- Brand: TUFTRUCK
- Material: Steel
- Item Weight: 32.6 pounds
- Quantity: 2
- Color: Black
- Compatibility: Dodge Ram 1500
Decision-Making Factors
- Durability: A+
- Installation: Easy
- Performance: A
- Longevity: A
TUFTRUCK is one of the best brands that offer coil springs. Their coil springs have a pretty good demand owing to the features they impart.
First off, this coil spring kit is made of heavy-duty material to increase the support and improve the suspension of your Dodge Ram. The main goal is to enhance the carrying capability by 50%.
For that reason, this product is designed for a constant load of 500 lb. In the absence of that weight, you will observe some lift of around 1.5” to 2”.
This coil spring has a pigtail on one end to ensure compression as well as expansion. Moreover, the reliability is pretty good. That means you can trust this product and take your ride on difficult tracks after installing it.
To top it off, it is designed and fabricated on better technology and level to perform better than the OEM. When it comes to the recommendations, it is better to use it on the trucks with constant loads because it performs pretty well on them.
Bottom Line
TUFTRUCK offers the best possible option for Dodge Ram at a fairly higher price. I would highly recommend this product owing to what it offers.
Note: To know more about Coilover for Miata, then read the following guide.
7. Bilstein 38 – 129230 Coil Spring : Best for B3 BMW 3 Series
Specifications
- Brand: Bilstein
- Material: Steel
- Item Weight: 7.72 pounds
- Quantity: 1 Pack
- Color: Black
- Compatibility: BMW
Decision-Making Factors
- Durability: A
- Installation: Easy
- Performance: A
- Longevity: A
Next up, Bilstein offers you this pigtail end-type coil spring to improve your ride’s suspension. This coil spring goes perfectly with B3 98-06 BMW 3 Series. But remember that it is for rear replacement.
First off, the design is pretty convenient. It provides you the installation flexibility that you are looking for. Thus, you can find the optimum mounting position with it easily. Also, the pigtail end type is responsible for offering compression as well as expansion. Thus, increasing the scope of this product.
Secondly, when it comes to handling, a good coil spring system can improve it to a whole new level. You may feel a new steering system. This product does pretty much the same.
Then comes its consistent performance. Once you install coil spring, you do not want any bad surprises with time. So, owing to the material, this coil spring performs consistently well and ensures a long-lasting experience.
So, buy this perfectly fitting coil spring right away and improve the suspension of your vehicle.
Bottom Line
This is a pretty unique design available for your BMW that effectively improves your car’s suspension. If you can pay for it, I would highly recommend you buy it.
8. Elite Suspension Rear Coil Springs : Best Coil Spring Suspension
Specifications
- Brand: Elite Suspension Powered by Unity
- Material: Steel
- Item Weight: 28.8 pounds
- Quantity: 2
- Color: Black
- Compatibility: Ford Crown Victoria
Decision-Making Factors
- Durability: A
- Installation: Easy
- Performance: B+
- Longevity: B+
If you are a proud owner of Ford Crown Victoria 1992-2002 and want to replace its air suspension with a steel spring setup, then this product is for you.
These coil springs help in restoring your vehicle’s original height and ensure comfort at the same time. This is due to the right spring rate of the springs.
To top it off, its pigtail design is made well to ensure good performance and make the installation process trouble-free.
To take things to a whole new level, Elite Suspension has included shocks as well. So, you will experience a better and comfortable ride.
When good coil springs get installed in your car, your car’s handling gets improved as well. This set of incredible products improve your vehicle’s handling as well by improving its suspension.
Also, what I like about this product is that after running your vehicle for some time, you will not be able to tell the difference between this and your former air suspension. So, there will not be any harsh stiffness.
Bottom Line
This is another expansive option to improve your ride’s suspension and have a comfortable experience. It comes with shocks included for more facility. I would recommend it if it meets your requirements.
9. Icon Vehicle Dynamics 52700 : Best for Caster Tuning
Specifications
- Brand: Icon Vehicle Dynamics
- Material: High-grade steel
- Item Weight: 24 pounds
- Quantity: 2
- Color: Black
- Compatibility: GX 470, 4Runner & FJ Cruiser
Decision-Making Factors
- Durability: A
- Installation: Easy
- Performance: A
- Longevity: A
On the next spot, we have another premium product for your vehicle’s suspension. These coil springs go incredibly well on GX470, 4Runner, and FJ Cruiser.
With Heim’s upper control arms, you get maximum tuning capacity for camber and caster, and it ensures full adjustability as well.
Talking about the installation, you can install it pretty easily with simple instructions provided and get done with the job.
To ensure an exceptional ride quality with elevated performance, it has a single-rate coil design. Also, one of its ends is of pigtail type for convenience and performance.
To make it last longer and stay protected, the dual-stage powder coating comes to service. The robust steel used in its construction is responsible for durability and longevity at the same time.
Lastly, this coil spring provides a 2” lift to improve your ride’s on and off-road performance. So, get it installed today and enjoy an unbeatable experience.
Bottom Line
This is arguably one of the best products available in the market. The only downside to it is its relatively higher cost. Otherwise, it is spot on!
10. Dorman 926-576 Rear Coil Springs : Best for BMW
Specifications
- Brand: Dorman
- Material: Steel
- Item Weight: 9.72 pounds
- Quantity: 2
- Color: Black
- Compatibility: BMW
Decision-Making Factors
- Durability: B+
- Installation: Easy
- Performance: B+
- Longevity: B+
Last but not least, Dorman provides a cost-effective solution for your BMW. You can have a direct replacement and achieve the right fit with this product.
This coil spring with an end type of pigtail effectively does the job by distributing the load all over the suspension.
When it comes to its material, it is durable steel with an external protective coating. The steel ensures robustness and longevity while the coating protects against corrosion.
If you are worried about its reliability, then you should not because this product is tested under tough conditions and it proves to be of great use.
So, this coil spring supports the weight of your vehicle to provide a comfortable and balanced ride along with directional stability. So, restore your vehicle’s height by installing this cost-effective solution.
Bottom Line
This is a pretty cost-effective solution for you by Dorman. You get all the necessary features in fairly good quality at a reasonable price.
Frequently Asked Questions – FAQS
I will now add some frequently asked questions to answer your general queries.
- Do coil springs need time to settle?
The answer is no. Coil springs do not settle, and therefore, they do not need any time to settle. Rather coil springs will provide you a good ride height.
2. How do I know the required size of coil springs?
Work out about the uncompressed spring area and the height increment you need. After that, you can measure the spring size by measuring the wire diameter, coil diameter, uncompressed height, and winding direction, etc.
3. Do cutting springs increase the spring rate?
Yes, cutting a spring increases its spring rate. You will have a different length and an increased spring rate. Also, with an increase in spring rate, your ride becomes stiffer.
4. Is a higher spring rate better?
It totally depends on your requirement. A higher spring rate will make your ride stiffer. So, if you are looking for a stiffer ride, then you can go for a higher spring rate.
5. Are coil springs worth it?
Yes, they are definitely worth it if you want to increase your car’s height. Other than that, they prepare your car for tough routes.
6. Can I adjust my coil springs?
No, it is not Coilover that allows height adjustment, damping adjustment, and tension adjustment. You will get a final height with coil springs.
7. Is spring rate the same as spring constant?
Yes, the spring rate is the same as the spring constant. It is a force application that causes a fixed amount of compression or expansion. The units can be lb/in or kg/mm.
8. What does a lower spring rate mean?
A lower spring rate means that the spring will travel quicker with the applied force. Simply put, you will need a small amount of force to make the spring travel for one inch.
9. Can coil springs improve my vehicle’s height?
Yes, coil springs are made to increase your vehicle’s height and restore it to the original height. So, it will improve your vehicle’s height and make it ready for tough routes.
Wrapping Up
Keep in mind all the important aspects and choose the most relevant product for your vehicle. When it comes to the suspension of your vehicle, you should not buy anything superficially good. Also, never settle for something you are not comfortable with. Look for your desired features at the most reasonable price.
If you have any feedback to share, then please mention that in the comment section below because we value your remarks. I wish you good luck in the purchasing phase. Have a wonderful day!
