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25 03 50 Compressor Cylinder Head, Air Brake Compressor Repair Kits
Vaden Part No.

25 03 50

Compressor Cylinder Head, Air Brake Compressor Repair Kits

EAN 8699031043784

High-strength compressor cylinder head for Cummins engines. Ensures precise air sealing and thermal stability. Consult your authorized distributor.

Replaces CUMMINS 4089206 WABCO 911 153 921 2
Fits All American Vision Kinland Tianjin AT9513 +129

Cross-Reference

2
BrandPart numberTypeNotes
CUMMINS 4089206
WABCO 911 153 921 2

All OEM part numbers and brand names are used for reference only. Vaden is not affiliated with, endorsed by, or sponsored by these manufacturers.

Description

VADEN ORIGINAL 25 03 50 in the Compressor Cylinder Head, Air Brake Compressor Repair Kits group is an OE-quality equivalent to the original WABCO (9111539212), CUMMINS (4089206) BLUE BIRD Vision, All American, FORD L9000, F700, LT9000, Cargo, AT9513, LTL9000, L8000, CF700, LTLA9000, FREIGHTLINER FL60, FLD112, FS-65, 108SD, FL70, M2 112, FL80, FLD120, M2 106, 122SD, MT55, Argosy, 114SD, Cascadia, Classic, FL50, Century Class, FLC112, MT45, Next Gen Cascadia, GILLIG Phantom, Low Floor, NEW FLYER Xcelsior XD40, Xcelsior XD60, D40LF, D60LF, STERLING LT9500, A9500, L7500, NABI 40-LFW, PETERBILT 330, 579, 377, 537, 379, 567, 378, 535, 325, 335, 337, 548, 357, 367, 348, 389, 520, 536, VOLKSWAGEN Constellation, Delivery, WESTERN STAR 4900, 57X, 4964, 4800, 49X, 4700, 6900, 5700XE, IC BUS CE Series, RE Series, INTERNATIONAL ProStar, HX520, LoneStar, 4300, LT, 7400, 9900i, Transtar, 4400, 9400i, HX620, DURASTAR, WORKSTAR, 9200I, 3300, 9900I, 9400I, KENWORTH T2000, T800, T440, T370, T470, W900, T880, T300, T610, T659, T600, T909, C500, C509, K200, T170, T270, T600A, T680, K100E, W990, RAM (DODGE) 5500, 4500, 2500, 3500, VOLVO WG, VNX 400, ACL, VNL 860, VNX 740, VNL 760, VNL 740, VNL 300, VNX 300, VNL 400, THOMAS BUILT BUSES Saf-T-Liner C2, Saf-T-Liner HDX, PREVOST X3-45, H3-45, ORION BUS Orion V, Orion VII, DONGFENG Tianjin, Kinland, MCI J4500, D4505, NOVA BUS LFS, MACK Anthem references and ensures safe use on heavy commercial vehicles. VADEN ORIGINAL offers solutions with more than 12507 products across 16 categories.

Frequently Asked Questions

What is the function of a compressor cylinder head?
The cylinder head seals the top of the compressor block and houses the inlet and discharge valve seats to manage compressed air flow.
Which engines are compatible with this component?
This part is designed for use with various Cummins engines including ISX15, ISL9, ISC, ISB, and N series engines.
How can I identify if a cylinder head needs replacement?
Signs of failure include persistent low air pressure in the system, visible leaks around the sealing face, or excessive overheating during operation.
Can this part be used in heavy-duty commercial vehicles?
Yes, it is engineered for heavy commercial vehicle applications including trucks and buses from brands like Kenworth, Peterbilt, and Freightliner.
What are the OE reference numbers of this part?
25 03 50 directly replaces Cummins OE number 4089206. It also replaces WABCO OE number 9111539212.

Vehicle Applications

134
MakeModels
BLUE BIRD All American, Vision
CATERPILLAR —
CUMMINS —
DONGFENG Kinland, Tianjin
FORD AT9513, CF700, Cargo, F700, L8000, L9000, LT9000, LTL9000, LTLA9000
FREIGHTLINER 108SD, 114SD, 122SD, Argosy, Cascadia, Century Class, Classic, FL50, FL60, FL70, FL80, FLC112, FLD112, FLD120, FS-65, M2 106, M2 112, MT45, MT55, Next Gen Cascadia
GILLIG Low Floor, Phantom
IC BUS CE Series, RE Series
INTERNATIONAL 3300, 4300, 4400, 4900, 7400, 9200I, 9400i, 9900i, DURASTAR, HX520, HX620, LT, LoneStar, ProStar, Transtar, WORKSTAR
KENWORTH C500, C509, K100E, K200, T170, T2000, T270, T300, T370, T440, T470, T600, T600A, T610, T659, T680, T800, T880, T909, W900, W990
MACK Anthem
MCI D4505, J4500
NABI 40-LFW
NEW FLYER D40LF, D60LF, Xcelsior XD40, Xcelsior XD60
NOVA BUS LFS
ORION BUS Orion V, Orion VII
PETERBILT 325, 330, 335, 337, 348, 357, 367, 377, 378, 379, 389, 520, 535, 536, 537, 548, 567, 579
PREVOST H3-45, X3-45
RAM (DODGE) 2500, 3500, 4500, 5500
STERLING A9500, L7500, LT9500
THOMAS BUILT BUSES Saf-T-Liner C2, Saf-T-Liner HDX
VOLKSWAGEN Constellation, Delivery
VOLVO ACL, VNL 300, VNL 400, VNL 740, VNL 760, VNL 860, VNX 300, VNX 400, VNX 740, WG
WABCO —
WESTERN STAR 4700, 4800, 4900, 4964, 49X, 5700XE, 57X, 6900

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