Products Description
Brake Shoe Spring
Our company manufactures top-notch Brake Shoe Springs that distinguish themselves through superior performance and dependability. Made with great precision from high-grade materials, these springs go through strict surface reinforcement treatments and careful finishing procedures to boost their durability and ability to resist wear and corrosion. They are engineered to offer steady tension, ensuring the smooth operation of brake shoes and contributing to the overall safety of the braking system. With our emphasis on stable product quality, the benefit of factory-direct pricing, one-stop service, and guaranteed delivery dates, our Brake Shoe Springs are a reliable option for automotive repair and manufacturing requirements. The following table includes basic information about the spring 21220859:
| Name | Brake Shoe Spring | ||
| Weight(KG) | 0.205 | ||
| Size(mm) | 4.5*36*165-169 | ||
| Meritor No. | 21220859 | ||
| Replaces |
Stellox 85-14516-SX Auger 52906 Sampa 085.029 |
||
The Spring Manufacturing Process

Steel Selection and Inspection
1
>>

Forming Processing
2
>>

Heat Treatment
3
>>

Post-Processing
4
company advantages
Hangzhou Bainuo Machinery Co., Ltd. was established in 2010 and is situated in the scenic city of Hangzhou.We are an auto parts manufacturer with 15 years of production experience. Specializing in the R&D and manufacturing of auto parts, our factory has accumulated rich industry experience and technical expertise. With a professional production team and strict quality control system, we are able to provide customers with reliable and high-quality auto parts products to meet the needs of different clients.
Competitive price
As a direct manufacturer, our large-scale procurement and production, supported by professional equipment, significantly reduce costs, allowing us to offer highly competitive prices.
Prompt delivery
We understand the importance of on-time delivery in purchase orders. Our company arranges production plans reasonably to ensure that every order can be delivered promptly.

15Y+
Rich experience
500+
Variety of products
90M
Order recieved
236M
Projects Completed

Our Exhibition
We participate in exhibitions every year to introduce and promote our products.

The AAPEX 2016 In Las Vegas
Hangzhou Bainuo Machinery Co., Ltd. participated in the AAPEX 2016 in Las Vegas in Nov. and exhibited its main products---truck brake shoe kits, which attracted many old and new friends and partners to visit.
Moscow MIMS 2023 Automobility
Hangzhou Bainuo Machinery Attended Moscow MIMS 2023 Automobility From August 21-24.


The Automechanika 2025 In Shanghai
Hangzhou Bainuo Machinery Attended the Automechanika 2025 in shanghai From Dec. 2th- 5th.
The MATS 2025 In Louisville
Hangzhou Bainuo Machinery Attended the MATS 2025 in Louisville From Mar. 27th- 29th.

FAQ

Common Problem
What product you have in your factory?
We have Brake Shoe Hardware kit,Roller kit,Camshaft Repair kit, Disc pad hardware kit, Trailer axle spindle hardware, Brake shoes, Spare parts, etc.
How long can I expect to get the sample?
After you send us confirmed files, the samples will be ready for delivery in 35-45 days, because we need to make molds. The samples will be sent to you via express and arrive in 3-5 days.
What's is your shipping service?
We can provide services for customs declaration, shipping documents preparation and delivery bulk at the shipping port.
What is your term of payment?
30% down payment before producing and 70% balance payment before shipping.








