To improve user experience our site uses cookies and continuing implies your consent.
KN UNIVERSAL AIR FILTER (RP-5101) 4-1/2"FLG, 5-7/8"B, 4"T, 6"H

KN UNIVERSAL AIR FILTER (RP-5101) 4-1/2"FLG, 5-7/8"B, 4"T, 6"H

  • Product Code: KNBIKE
  • In Stock. FREE Delivery on all UK orders over £20
  • £123.64

Product Details:

KN UNIVERSAL AIR FILTER (RP-5101) 4-1/2"FLG, 5-7/8"B, 4"T, 6"H


Air Filter Large End Diameter5.875 in (149 mm) Air Filter ShapeRound Tapered Base Outside Diameter5.875 in (149 mm) Filter MaterialCotton Gauze Filter Re-Oiling Amount1.11 oz (33 ml) Flange Inside Diameter4.5 in (114 mm) Flange Length0.625 in (16 mm) Flange TypeCentered Flanges1 Height6 in (152 mm) Package Contents1 Air Filter Package Quantity1 Product Box Height11 in (279 mm) Product Box Length6.38 in (162 mm) Product Box Width6.38 in (162 mm) Product StyleRound Tapered Universal Air Filter Top Material/FinishNone Top Outside Diameter4 in (102 mm) Top StyleCarbon Fiber Weight1.5 lb (0.7 kg)


The RP-5101 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-5101 is a clamp-on filter that has an inside flange diameter of 4-1/2 inches and a flange length of 5/8 inches. The base is 5-7/8 inches and the filter height is 6 inches.


We only ship to the address on Paypal. If you require a specific address to ship the order to, please make sure that you enter this in the Paypal confirmation before confirming payment. We will not ship to any other address under any circumstances. If you have asked for a change in address please contact us as we will hold your item due to Ebay regulations only allowing us to send to the registered PayPal address.

We aim to process and dispatch your orders placed Monday - Friday; on the same or next day. Orders placed on the weekend and on Bank Holidays will be dispatched the following working day.

The majority of parcels are normally delivered between 1-5 working days but Royal Mail say it can take up to 10 working days to be delivered. If you have not received your item after 10 working days please contact us (please note weekends are not considered working days).

Next Day delivery can be arranged for an additional cost and must be paid for at the time of purchase. Cut off time for Next Day delivery is 2pm.

There is no Special Delivery service or Courier service on Saturdays, Sundays or Bank Holidays

All of our items are sent via Royal Mail/DPD/Interlink or the best available courier for your area. Although we have built an excellent reputation of delivering items before the estimated delivery date, sometimes items do get delayed by Royal Mail and this is beyond our control.

NOTE: Lost items can only be claimed from Royal Mail after 10 working days, which then we will take the necessary action. If you contact us before the 10 day period we may ask you to wait until the then before we take action.

Write a review

Please login or register to write a review