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12.5 Inch Wheelchair Wheels

Size: 12 1/2x 2 1/4
Rubber Tire Brand: Innova.
Material: Rubber and Polyurethane.
Overall Diameter:325mm.
Wheel Width:56mm
Bead Width: 46mm.
Hub Length:45mm
Load Capacity: 75kg.

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Product Details

1. Product Introduction of Solid Rubber Tires 12 1/2x 2 1/4

PU Filled Solid Rubber Tire, simply called FF Tire, consists of two parts: rubber outer tube, microcellular polyurethane elastomer filled or inserted inside. With the superior performance in the aspects of inflation free, anti- puncture, flat free, good cushioning and high security etc., it is widely used in the field of wheelchairs, mobility scooters strollers, sweepers and so on. While satisfying customer’s esthetic-demand for   traditional rubber tires, it also conquers the defects of air-filled tires: the potential risks of easily punctured, gas leakage, flat tire and frequent maintenance. Therefore, it is one of the best choices for electric wheelchairs. The Brand Of Rubber Tires mainly is Cheng shin Or Innova. Its Max. Loading Is About 75KGS per Wheel.

We can also custom the wheels for u.

1 PU Filled Solid Rubber Tires.JPG

2. Product Parameter(Specification)of Flat Free Tires For Wheelchair Wheels

Product Name

12.5 Inch Wheelchair Wheels




Rear Wheel

Rubber Tire Brand

Innova/Cheng Shin





Bead Width(mm)


Wheel OD (mm)(B)


Rubber Tire Weight(g)


Wheel Width(mm)(A)


Filler Weight(g)


Hub Width (mm)(E)


Axle Size(mm)


2 Wheels' Structure.jpg



12.5 Inch Wheelchair Wheels


Polyurethane and Rubber

Model Number:



12 1/2x 2 1/4


Black or grey or others


wheelchair parts,mobility scooter parts




carton and polybag

Loading port:


Brand name:



3. 3.00-8 Flat Free Tires Features:

A. Safety                                                    

PU Filled Solid Rubber Tire, with its solid structure, keeps users away from the worries of flat tire, air leakage, punctured easily and frequent maintenance, providing users a safe and convenient experience.

B. Noise reduction function:

PU Filled Solid Rubber Tire has good resilience. Its structure of outside rubber, and inside filled with micro cellular elastomer material( whose micro porous  inner wall structure  has the effect of shock absorption), makes the products excellent in damping effect as good as air-filled tires, and free of maintenance ,making users feel comfortable while in use.

Picture 3( below) is the observation effect for the product section under 400 ~ 500 x magnification microscope.

3 the structure of Polyurethane foam.jpg


C. Eco-friendly

While applying the craft of entire water foaming without the HFCS foaming agent, PU Filled Solid Rubber Tire does not have bad effect on the ozone layer. Furthermore, the feature of good bio compatibility and mold resistance, makes it an excellent environmental tire.  

D. Durability

The rubber outer tubes is excellent in the aspects of abrasion resistance, oil resistance, weather-resistance

4. Poly Foam Filled Tire’s Production Technology: SPIN-Cast Molding

The process of spin-cast molding is used to insert foam fill into tires. This process helps create a dense, firm tread area while keeping the sidewall area flexible. The distribution of the foam fill is even and accurate ensuring excellent shock absorption. This helps provide the user with a smooth ride, every time.

4 Solid Tires' SPIN-Cast Molding Machine.jpg


5. Flat Free Tire’s Production Process And Size Range

5 Production Process(001).jpg 

Our solid rubber tires sizes are as follows:

our sizes include 200x50, 2.80/2.50-4, 3.00-4, 4.10/3.50-4, 3.00-8 etc. 4 inch to 16 inch diameter. As for the special size, we can also custom the wheels for u.

6. Certificates

ROHS 2.0, REACH, PAHS, EN14372:2004, TUVRheinland

Solid Tire Test Report

7. Our Factory’s Advantages:

A. As a direct factory, we can provide short time delivery.

B. Having a research team with around 15 year’s experience, we can custom the wheels for u.

C. We can provide one year’s warranty for all of our wheels and tires.

D. Help client to solve the install question

E. All of our tires and wheels can pass the ROHS and REACH.


8. Our Company

Xiamen Aleader Tire Wheel Technology Co, Ltd is a professional manufacturer focused on the research and production of high-performance solid tires. Established in 2010, we are located in the beautiful coastal city of Xiamen in Fujian Province, China.

Our company manufactures high-quality PU tires and PU foam-filled solid tires for clients around the world. With a focus on superior performance, high load capacity, and anti-abrasion, anti-puncture durability, our solid tires are widely used in high-end wheelchairs, bicycles, strollers and engineering vehicles around the world.

Our team's more than 15 years of experience in the polyurethane field helps ensure that all our clients receive the most professional service and the most superior quality products available. All of our products have been rigorously tested for safety and quality and have passed all of the requirements necessary to meet the international ISO7176 standard as well as the testing requirements of ROHS 2.0 and REACH. In addition to that, we have passed the rigorous testing required to receive the German GS certification mark for all our tires manufactured for use in childrens products. Our main markets are the United States, Britain, Germany, Canada, and Japan, as we continue to expand to other countries and regions around the world.

PU Tire Factory



Q1. The wheels can do I like the color?

A.Yes, any color can do

Q2. Are you manufacturer or trading company?
A: we have our own factory and we export products all over the world.
Q3.What is the MOQ I can order?
A: For PU solid tire, MOQ is 1000pcs.

For foam filled tire, around 500pcs.
Q4.What is your production delivery time?
A: 20-25 days once we received ur deposit.

Q5. What is your payment method?
A: T/T, L/C,Western Union, paypal.

Q6. I like your design, but could not find the right model from the products catalog, is custom size available?
A: Yes, customized are well accepted.

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