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English (865) 486-4003 Spanish (865) 486-4001 support@partsnow.ai 1701 Sutherland Avenue
Knoxville, TN 37921

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English (865) 486-4003|Spanish (865) 486-4001

Ships Nationwide30-Day Returns

Search by part number or SKU...

|Brakes & Wheel End Air System Electrical & Lighting Engine Filtration Trailer Parts All Parts →

Cart

AI-powered truck and trailer agentic commerce platform. 50,000+ parts from trusted dealers.

English (865) 486-4003 Spanish (865) 486-4001 support@partsnow.ai 1701 Sutherland Avenue
Knoxville, TN 37921

Categories

Brakes & Wheel End
Air System
Electrical & Lighting
Engine
Filtration
Suspension & Steering
Trailer Parts
Drivetrain

Resources

Catalog
VIN Lookup
Visual Part ID
About
Contact

Policies

Shipping Policy
Return Policy
Terms of Service
Privacy Policy

© 2026 partsnow.ai. All rights reserved.partsnow.ai is operated by Post Equipment, Inc.

VISAMCAMEXDISCOVER

|Secured by Stripe

AIR FILTER — 49456 (Knox Trailers) | partsnow.ai

Home/parts/Filtration/49456

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49456 - AIR FILTER

Image is for illustration purposes only. Actual part may vary.

Knox TrailersFiltrationIn Stock

49456

AIR FILTER

$321.65

Free Pickup 30-Day Returns Secure Checkout

Specifications

SKU49456BrandKnox Trailers

Ask about this part

Compatibility, alternatives, and more

Related Parts

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761045

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P566660

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Home/parts/Filtration/49456

Back to catalog

49456 - AIR FILTER

Image is for illustration purposes only. Actual part may vary.

Knox TrailersFiltrationIn Stock

49456

AIR FILTER

$321.65

Free Pickup 30-Day Returns Secure Checkout

Specifications

SKU49456BrandKnox Trailers

Ask about this part

Compatibility, alternatives, and more

Related Parts

P5566652

In StockFiltration

KP Services Crossville

P5566652

FILTER

P550788

In StockFiltration

KP Services Crossville

P550788

FILTER

761045

In StockFiltration

KP Services Crossville

761045

HYD FILTER

P566660

In StockFiltration

KP Services Crossville

P566660

HYD FILTER

Category

AvailabilityIn Stock

Details

Part Number: 49456

AIR FILTER

Dealer: Knox Trailers

Category

AvailabilityIn Stock

Details

Part Number: 49456

AIR FILTER

Dealer: Knox Trailers