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UNIVERSAL CLAMP-ON AIR FILTERS

K&N logo

Features

  • K&N universal air filters come in three styles – round straight, oval tapered and round tapered
  • All clamp directly to the carburetor throat, replacing the stock airbox and filter element
  • Match the o.d. of your carb throat with the i.d. of the filter (given in inches and millimeters)

Images



Universal Oval Tapered Type

Part # Description Retail
RU-2750  FLANGE I.D.: 2 1/8”, OVER DIM.: 3” x 4”, LENGTH: 5”, FLANGE POSITION: Offset   $49.95 
1011-0495  FLANGE I.D.: 2 3/8”, OVER DIM.: 3 3/4” x 6 1/4”, LENGTH: 6 3/4”, FLANGE POSITION: Dual flanged   $68.95 

1 11/16” I.D. (43MM)

Part # Description Retail
RU-20  OVERALL DIMENSION LENGTH: 3”, LENGTH: 4”, FLANGE POSITION: Centered   $39.95 
RU-0210  OVERALL DIMENSION LENGTH: 3”, LENGTH: 5”, FLANGE POSITION: Centered   $39.95 

1 3/4” I.D. (44MM)

Part # Description Retail
RU-36  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 5”, FLANGE POSITION: Centered   $40.95 

1 7/8” I.D. (48MM)

Part # Description Retail
RU-40  OVERALL DIMENSION LENGTH: 3”, LENGTH: 4”, FLANGE POSITION: Centered   $39.95 
RU-128  OVERALL DIMENSION LENGTH: 3”, LENGTH: 4”, FLANGE POSITION: Angled 10°   $39.95 

2 1/16” I.D. (52MM)

Part # Description Retail
RU-50  OVERALL DIMENSION LENGTH: 31/2”, LENGTH: 4”, FLANGE POSITION: Centered   $40.95 
RU-52  OVERALL DIMENSION LENGTH: 31/2”, LENGTH: 6”, FLANGE POSITION: Centered   $42.95 
RU-178  OVERALL DIMENSION LENGTH: 31/2”, LENGTH: 5”, FLANGE POSITION: Angled 17 1/2°   $42.95 

2 1/8” I.D. (54MM)

Part # Description Retail
RB-50  OVERALL DIMENSION LENGTH: 3 1/2” 4”, LENGTH: Angled, FLANGE POSITION: 5°   $41.95 

2 1/4” I.D. (57MM)

Part # Description Retail
RU-60  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 4”, FLANGE POSITION: Centered   $40.95 
RU-61  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 5”, FLANGE POSITION: Centered   $42.95 
RU-62  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 6”, FLANGE POSITION: Centered   $42.95 
RU-109  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 6”, FLANGE POSITION: Angled 10°   $42.95 
RU-170  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 4”, FLANGE POSITION: Angled 20°   $40.95 
RU-171  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 5”, FLANGE POSITION: Angled 20°   $42.95 
RU-172  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 6”, FLANGE POSITION: Angled 20°   $42.95 
RU-65  OVERALL DIMENSION LENGTH: 5 1/2”, LENGTH: 2 1/2”, FLANGE POSITION: Offset   $44.95 

2 7/16” I.D. (62MM)

Part # Description Retail
RU-80  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 4”, FLANGE POSITION: Centered   $40.95 
RU-81  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 5”, FLANGE POSITION: Centered   $42.95 
RU-82  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 6”, FLANGE POSITION: Centered   $42.95 
RU-175  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 4”, FLANGE POSITION: Angled 20°/1” lg.   $40.95 
RU-176  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 5”, FLANGE POSITION: Angled 20°/1” lg.   $42.95 
RU-177  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 6”, FLANGE POSITION: Angled 20°/1” lg.   $43.95 
RU-84  OVERALL DIMENSION LENGTH: 4 1/2”, LENGTH: 5”, FLANGE POSITION: Centered   $46.95 
RU-87  OVERALL DIMENSION LENGTH: 5 1/2”, LENGTH: 3”, FLANGE POSITION: Offset   $51.95 

2 1/2” I.D. (63.5MM)

Part # Description Retail
RB-70  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 4”, FLANGE POSITION: Angled 5°   $41.95 
RB-71  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 5”, FLANGE POSITION: Angled 5°   $42.95 
RB-72  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 6”, FLANGE POSITION: Angled 5°   $42.95 
1011-0787  OVERALL DIMENSION LENGTH: 3 1/2”, LENGTH: 6”, FLANGE POSITION: Centered   $42.95 

2 3/4” I.D. (70MM)

Part # Description Retail
RU-146  OVERALL DIMENSION LENGTH: 4”, LENGTH: 5”, FLANGE POSITION: Angled 10°   $42.95 
RU-147  OVERALL DIMENSION LENGTH: 4”, LENGTH: 6”, FLANGE POSITION: Angled 10°   $43.95 
RU-148  OVERALL DIMENSION LENGTH: 4”, LENGTH: 7”, FLANGE POSITION: Angled 10°   $44.95 
RU-90  OVERALL DIMENSION LENGTH: 4 1/2”, LENGTH: 4”, FLANGE POSITION: Centered   $44.95 
RU-91  OVERALL DIMENSION LENGTH: 4 1/2”, LENGTH: 5”, FLANGE POSITION: Centered   $46.95 

2 7/8” I.D. (73MM)

Part # Description Retail
RU-162  OVERALL DIMENSION LENGTH: 4”, LENGTH: 6”, FLANGE POSITION: Centered   $43.95 

3” I.D. (76MM)

Part # Description Retail
RB-0900  OVERALL DIMENSION LENGTH: 4 1/2”, LENGTH: 4”, FLANGE POSITION: Angled 5°   $42.95 
RB-0910  OVERALL DIMENSION LENGTH: 4 1/2”, LENGTH: 5”, FLANGE POSITION: Angled 5°   $46.95 
RU-2430  OVERALL DIMENSION LENGTH: 5”, LENGTH: 5”, FLANGE POSITION: Centered   $51.95 

13/8” I.D. (35MM)

Part # Description Retail
R-114  OVERALL DIMENSION LENGTH: 3”, LENGTH: 2 1/2”, FLANGE POSITION: Centered   $23.95 

Universal Round Tapered Type

Part # Description Retail
RC-2540  MOUNTING FLANGE: 1 1/8” (29mm), END CAP SIZE: 2”x 2 1/4”, FILTER LENGTH: 2 1/2”, FLANGE POSITION: Centered   $31.95 
RC-79  MOUNTING FLANGE: 1 3/8” (35mm), END CAP SIZE: 2”x 2 1/2”, FILTER LENGTH: 2 1/4”, FLANGE POSITION: Centered   $30.95 
RC-231  MOUNTING FLANGE: 1 9/16” (40mm), END CAP SIZE: 2”x 3”, FILTER LENGTH: 3”, FLANGE POSITION: Centered   $44.95 
RC-107  MOUNTING FLANGE: 1 11/16” (43mm), END CAP SIZE: 2”x 3”, FILTER LENGTH: 2 3/4”, FLANGE POSITION: Centered   $44.95 
RC-232  MOUNTING FLANGE: 1 13/16” (46mm), END CAP SIZE: 2”x 3”, FILTER LENGTH: 3”, FLANGE POSITION: Centered   $45.95 
RC-109  MOUNTING FLANGE: 1 7/8” (48mm), END CAP SIZE: 2”x 3”, FILTER LENGTH: 3”, FLANGE POSITION: Centered   $45.95 
RC-129  MOUNTING FLANGE: 1 7/8” (48mm), END CAP SIZE: 2”x 3”, FILTER LENGTH: 3 3/4”, FLANGE POSITION: Angled 10°   $45.95 
RC-106  MOUNTING FLANGE: 1 15/16” (49mm), END CAP SIZE: 2”x 3”, FILTER LENGTH: 3”, FLANGE POSITION: Centered   $29.95 
RC-120  MOUNTING FLANGE: 2 1/16” (52.5mm), END CAP SIZE: 2”x 3 1/2”, FILTER LENGTH: 4”, FLANGE POSITION: Centered   $47.95 
RC-233  MOUNTING FLANGE: 2 1/8” (55mm), END CAP SIZE: 2”x 3”, FILTER LENGTH: 3”, FLANGE POSITION: Centered   $47.95 
RC-125  MOUNTING FLANGE: 2 1/4” (57mm), END CAP SIZE: 2”x 3 1/2”, FILTER LENGTH: 4”, FLANGE POSITION: Centered   $46.95 
1011-0985  MOUNTING FLANGE: 3 15/16”, END CAP SIZE: 4 12/25” x 5 7/16”, FILTER LENGTH: 5”, FLANGE POSITION: Centered   $65.95 
1011-1053  MOUNTING FLANGE: 4 1/2”, END CAP SIZE: 4 1/2” x 5 7/8”, FILTER LENGTH: 6”, FLANGE POSITION: Centered   $54.95 

This item appears on page 964 of the ATV Catalog