Product Details
Product Function
This truck door mirror assembly restores side and rear visibility after broken glass, damaged housing, worn arms, or collision repair. It is used on commercial truck exterior mirror systems where correct mounting and mirror position are critical.
OE Number and Compatibility
The reference number for this item is 22-78121-504. It is listed for Freightliner truck applications. Buyers should confirm the part number, original sample, vehicle model, chassis data, left/right position, and installation location before ordering because truck cab and body configurations may vary by production year and market.
Specifications and Features
The 22-78121-504 mirror component should be checked for mirror head shape, glass type, heated or power-adjust option, arm style, mounting base, bolt pattern, connector layout, and left/right installation position. These details help confirm compatibility before bulk purchase or fleet repair use.
Material and Structure
Mirror glass, molded housing, metal bracket or arm, mounting base, fasteners, and optional heating/electrical components depending on version. The structure is intended for practical aftermarket service use, with attention to fitment points, working movement, visible surface quality, and packaging protection.
Application and Use
This product is suitable for truck parts distributors, body repair shops, fleet maintenance teams, and aftermarket repair programs. It helps restore normal vehicle access, visibility, cab service operation, or exterior body function after wear, damage, or replacement work.
Aftermarket Replacement Statement
This product is supplied by Diron Parts as an aftermarket replacement part. It is not promoted as a genuine original factory component, and any OE number or vehicle brand is used only as a compatibility reference.
Quality Control
Diron Parts checks appearance, structure, mounting areas, working surfaces, and packing condition before shipment. Sample confirmation is recommended before bulk orders when fitment is critical.
Packing and Supply Support
Neutral export packing and customized packing can be arranged according to order requirements. MOQ, lead time, carton details, and delivery method should be confirmed before ordering.
Compatibility Disclaimer
Vehicle names and reference numbers are provided only to identify compatible replacement parts. Diron Parts is an independent aftermarket supplier and is not affiliated with the vehicle manufacturers mentioned.
FAQ
Is this a genuine original factory part?
No. This is supplied by Diron Parts as an aftermarket replacement part for commercial truck repair and maintenance.
How do I confirm fitment for part number 22-78121-504?
Compare 22-78121-504 with the removed part, vehicle model, chassis/VIN data, mounting position, product photo, dimensions, and connector or hardware layout before ordering.
Which vehicle brands is it compatible with?
This product is prepared for compatibility with Freightliner truck applications. Final fitment depends on model year, cab configuration, left/right position, and market specification.
What material is used?
Mirror glass, molded housing, metal bracket or arm, mounting base, fasteners, and optional heating/electrical components depending on version.
Can this be used for B2B aftermarket supply?
Yes. It is suitable for truck parts distributors, repair shops, fleet maintenance teams, and body repair suppliers.
What is the MOQ?
MOQ depends on inventory and order quantity. Please confirm before ordering.
Can you provide export packing?
Yes. Neutral export packing or customized packing can be discussed before order confirmation.
Is there a fitment disclaimer?
Yes. Vehicle names and reference numbers are for identification only. Diron Parts is independent and final fitment must be confirmed by the buyer.
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