7421339891, 21310657, 21339891 - Hose line
High-precision hose line manufactured as a direct interchange for OEM numbers 7421339891, 21310657, 21339891. Engineered for heavy-duty commercial vehicle applications (Renault Renault Trucks, Volvo Volvo Bus 9/11/12/13 (D/DH engine), Volvo Volvo Bus B 5/6/7/8, Volvo Volvo FH/FM/FMX/NH 9/10/11/12/13/16), ensuring optimal operational performance and long service life.
Technical Description
What function does this part serve?
The Hose line (Interchangeable OE: 7421339891, 21310657, 21339891) absorbs vibration, minimizes surface wear, and guarantees operational integrity across commercial heavy-duty systems.
System Compatibility
Precision-engineered to match OEM parameters for Renault Renault Trucks, Volvo Volvo Bus 9/11/12/13 (D/DH engine), Volvo Volvo Bus B 5/6/7/8, Volvo Volvo FH/FM/FMX/NH 9/10/11/12/13/16 fleets, providing drop-in fitment without requiring mechanical adjustments.
Assembly & Maintenance Guidelines
Ensure mounting surfaces are free of debris prior to installation. Tighten all fasteners according to original vehicle manufacturer torque specifications.
OE Interchangeability
Designed as an exact cross-reference replacement for OEM codes including 7421339891, 21310657, 21339891. Reference item catalog ID: KT08863.
Compatible Cross Reference OEM Numbers
Total Brands: 2RENAULT
Compatible Vehicle Applications
This OEM replacement part is suitable for the following commercial vehicle platforms & models:
Frequently Asked Questions
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OEM: 1735879, 4522509, 4540636, 4571417, 4721590, 4C11-6A002-AA, 4C11-6A002-AD, 4C11-6A002-AE
Gasket exhaust manifold
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Gasket intake manifold
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Turbocharger
OEM: 504071262
Air valve exhaust brake
OEM: 21031448
Drag link
OEM: 1306331, 1351738, 1385515
Intercooler
OEM: 1671440, 4042309, 4401912, 4522532, MEYC159L440BF, YC159L440BA, YC159L440BB, YC159L440BC, YC159L440BD, YC159L440BE
Cap expansion tank
OEM: 0005016715
Charge air hose
OEM: 5104142AA, 5104142AA, 9015284382
Turbocharger
OEM: 10574371, 10574391, 1425385, 1473044, 1489615, 1574391, 574391
Engine mounting
OEM: 1735879, 4522509, 4540636, 4571417, 4721590, 4C11-6A002-AA, 4C11-6A002-AD, 4C11-6A002-AE
Gasket exhaust manifold
OEM: 2086028
Gasket intake manifold
OEM: 7420506144, 7420805850, 20805850
Turbocharger
OEM: 504071262
Air valve exhaust brake
OEM: 21031448
Drag link
OEM: 1306331, 1351738, 1385515
Intercooler
OEM: 1671440, 4042309, 4401912, 4522532, MEYC159L440BF, YC159L440BA, YC159L440BB, YC159L440BC, YC159L440BD, YC159L440BE
Cap expansion tank
OEM: 0005016715
Charge air hose
OEM: 5104142AA, 5104142AA, 9015284382
