HARLEY-DAVIDSON Air Cleaners

Air Cleaner, Street Metal Series, 10 in. Oval, Black Top, Finned, Cotton Gauze Filter, Red, 2.38 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3956

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, Street Metal Series, Unique, Black Top, Finned, Raised Base, Cotton Gauze Filter, Red, 2.63 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3955

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, Street Metal Series, 10 in. Long, Oval, Black Top, Finned, Cotton Gauze Filter, Red, 2.38 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3952

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Air Cleaner, Street Metal Series, Unique, Black Top, Gloss, Raised Base, Cotton Gauze Filter, Red, 2.63 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3950

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, Street Metal Series, 6.25 in. Round, Black Top, Raised Base, Cotton Gauze Filter, Red, 2.13 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3954B

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, Teardrop, Aluminum, Chrome Top, Black Base, Cotton Gauze Filter, Red, 2.25 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3932

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, 8.6 in. Long, Teardrop, Aluminum, Black Gloss, Cotton Gauze Filter, Red, 2.25 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3932B

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, 4.0 in. Round, Chrome, Flat Base, 2.63 in. Inlet, Cotton Gauze Filter, Red, 2.0 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-320B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 23, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, Street Metal Series, Unique, Black Top, Gloss, Raised Base, Cotton Gauze Filter, Red, 2.63 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3951

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 23, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, 7.5 in. Round, Aluminum, Chrome Top, Black Base, Cotton Gauze Filter, Red, 2.13 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3934

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, Oval, Aluminum, Black Gloss, Cotton Gauze Filter, Red, 2.19 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3942

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, 6.25 in. Round, Aluminum, Black Gloss, Cotton Gauze Filter, Red, 2.125 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3933B

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, Street Metal Series, Unique, Silver Top, Gloss, Raised Base, Cotton Gauze Filter, Red, 2.63 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3950S

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, 7.0 in. Long, Oval, Aluminum, Black Gloss, Cotton Gauze Filter, Red, 1.7 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3909-1

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, 9.0 in. Long, Oval, Aluminum, Black Gloss, Cotton Gauze Filter, Red, 2.2 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3910-1

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Dec 23, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, RK Series, 6.25 in. Round, Aluminum, Chrome, Cotton Gauze Filter, Red, 2.125 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3933

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, Street Metal Series, Unique, Silver Top, Gloss, Raised Base, Cotton Gauze Filter, Red, 2.63 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3951S

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Free Shipping
• Special Order

Air Cleaner, Street Metal Series, 6.25 in. Round, Chrome Top, Black Base, Cotton Gauze Filter, Red, 2.13 in. Tall, for use on Harley-Davidson®, Kit

Part Number: KNN-RK-3945

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• Special Order