If you’re looking to up your endurance and strength, then you’re going to want a treadmill with a good incline feature. Everything is harder going uphill, and the more you’re inclined on a treadmill the stronger you’ll get. This is especially good for athletes that need to push themselves to the limit. If you’re going to want a great incline, you have to do your research and find a treadmill with a good enough incline to challenge you.
Check out all the treadmills out there, and you’ll find that most have an incline of either 10 or 12. Those incline levels are great, but if you’re looking for a little more incline and if you want a bigger challenge, then you should try to find treadmills with a steeper incline.
In my picks below, I made sure the incline went past a 10, so that you will have the option to challenge yourself. The following models have inclines that go well past level 10, so that you will be able to take on the challenge. You can build your endurance and stamina with these incline options. I didn’t just choose treadmills with a good incline, but I chose quality treadmills with good a incline. Here are the two brand that I recommend:
LifeSpan Fitness TR4000i Folding Treadmill

The LifeSpan Fitness TR4000i Folding treadmill is one of the top rated treadmills in the world. It was even rated the top treadmill by Health Magazine. This treadmill is durable, stable and comes with a ton of valuable features to benefit serious runners and their difficult training regimes. It has a 1-inch reversible, commercial-grade deck that’s topped off with aluminum side rails. It can withstand lots of exercising, as it’s one of the most durable brands on the market. It has a 20 by 60 inch wide running space to accommodate long strides, and the space is a coarse-textured 2.8mm thick orthopedic belt that provides great support and cushioning for perfect running traction.
This treadmill will also automatically save your exercise data to your USB storage device so you can track your workouts and your improvements. You may also upload it to your personal online LifeSpan Fitness Club account. This account will give you exercise program details and detailed reports of your exercise and health results.
The centerpiece of this LifeSpan folding treadmill is amazing. The centerpiece is a multi-colored LCD console that’s easy to use and gives you several simultaneous data readouts while you exercise, so you can keep track of what you’re doing. The display will track your calories, time, distance, heart rate, steps, and speed and incline level. It also has a fantastic folding system called EZ drop that will make folding and storing this machine a breeze. Lastly, this model has 15 levels of incline to give you a good challenge.
Click here to read more reviews of the LifeSpan Fitness TR4000i Folding TreadmillProForm Pro 4500 Treadmill

The ProForm Pro 4500 treadmill will get you to perform at your peak level in your running, jogging or walking routine. It runs on a 3.8 CHP Mach Z commercial pro motor, so it will run along with you for thousands of miles. It includes a wireless chest pulse strap that will keep you in the perfect zone for heart rate training. It also has an easy digital speed control, along with easy incline and decline controls so that you can quickly change the intensity of your workout.
This treadmill will keep you motivated with its built-in browser that’s powered by Android, along with iFit Live technology and workouts that are powered by Google Maps. It also includes 38 workout applications for your convenience. The 20 by 60 inch 2-ply commercial tread belt will provide comfort and space for those with longer strides. Lastly, its incline goes up to 15%, and its decline will go down to -3% to give you a challenge in your workout sessions. If you’re looking for one of the best incline treadmills, you can’t really get any better than this.
Click here to read more reviews of the ProForm Pro 4500 Treadmill