China M131803 Secondary Air Filter Element Supplier, Exporter

M131803 is an OEM replacement part for secondary air filters.


High-Efficiency Filtration: Featuring a uniform pleated design that increases filter media surface area, it effectively captures airborne contaminants and extends maintenance intervals.
Extended Engine Life: Provides additional filtration protection for the engine, reducing wear on engine components to prolong engine lifespan and lower maintenance costs.
Easy Maintenance: Designed for simple removal and replacement, this secondary air filter minimizes equipment downtime and boosts productivity.

Product Description

Product Overview

The M131803 OEM replacement engine secondary air filter element is a crucial component that provides extra protection and filtering, ensuring clean air intake for optimal engine performance, fuel efficiency, and reduced emissions in agricultural equipment.

Key Features
  • Even pleats and more media: Inner filter element features even pleats and a higher amount of media, ensuring high efficiency in capturing contaminants and providing a longer time period between service intervals.
  • Extended engine life: The additional filtering provided by the inner filter element reduces wear and tear on the engine, prolonging its lifespan and reducing maintenance costs.
  • Easier maintenance: The secondary air filter element is designed for easy removal and replacement, making routine maintenance simple and hassle-free, saving time and effort for the customer.
Product Parameters
Product Dimensions
Weight 0.45 lb Width 4 in
Height 4 in Length 11 in
Outer Diameter 61.976 mm
Compatible Models
9.6 MCS DFS HOPPER
26 P
26G
27C ZTS
27D
35C
35D
50C
50D
110 TLB
647
647A
648M
648R
652B
652E
652M
652R
657
657A
661R
667
667A
717
717A
727
727A
737
757
777
790
797
990
997
1025R
1420
1435
1445
1545
1550
1565
1570
1575
1580
1585
2025R
2027R
2030A
2032R
2036R
2038R
2305
2320
2520
2720
3005
3025E
3032E
3036E
3038E
4005
4200
4210
4300
4310
4400
4410
4500
4510
4600
4610
4700
4710
6080A E-CUT
7200A
M653
Q820E
W61R
Z710A
Z740R
Z810A
Z915E
Z920M
Z930R
Z950R
Z970R
Z994R
Z997R
Frequently Asked Questions
Q1: What is the primary function of the M131803 secondary air filter?
It acts as a secondary protective barrier for the engine, ensuring that only clean air enters the combustion chamber, which optimizes performance and fuel efficiency.
Q2: How does this filter contribute to extended engine life?
By providing high-efficiency filtration with its dense media and even pleats, it significantly reduces the internal wear caused by contaminants and dust.
Q3: Is the installation process difficult for this filter element?
No, it is designed as an OEM replacement for hassle-free removal and installation, allowing for quick routine maintenance.
Q4: What are the exact dimensions of the M131803 filter?
The filter measures approximately 11 inches in length, 4 inches in width, and 4 inches in height, with an outer diameter of 61.976 mm.
Q5: Why are "even pleats" important in an air filter?
Even pleats ensure a uniform air flow and maximize the surface area of the filter media, which allows the filter to capture more dirt without restricting air intake.
Q6: Which types of equipment is this filter compatible with?
It is compatible with a wide range of agricultural and landscaping equipment, including various compact tractors, zero-turn mowers (Z-series), and commercial front mowers.

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