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Husqvarna Parts

Husqvarna Line Trimmer Replacement Parts For Model 18RL (18 RL 1988-05)

We Sell Only Genuine Husqvarna Parts

Popular Parts for 18RL

Chainsaw Fuel Filter – Part Number: 591375401 Chainsaw Fuel Filter
In Stock
$13.42
Diaphragm – Part Number: 503896701 Diaphragm
In Stock
$62.27
Spark Plug Conn. Kit – Part Number: 501485402 Spark Plug Conn. Kit
In Stock
$11.03
Diaphragm Pump – Part Number: 504130807 Diaphragm Pump
In Stock
$44.82
Gasket – Part Number: 504130906 Gasket
In Stock
$17.92
Fuel Inlet Screen – Part Number: 501666101 Fuel Inlet Screen
In Stock
$19.40
Valve/inlet – Part Number: 503117001 Valve/inlet
On Order
$31.24
Washer – Part Number: 819070816 Washer
Special Order
$2.99

Search Within Model

Questions & Answers for Husqvarna 18RL
Browse all Parts Search by Area
Page A Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page A
Page B Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page B
Page C Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page C
Page D Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page D
Page E Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page E
Page F Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page F
Page G Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page G
Page H Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page H
Page I Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page I
Page J Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page J
Page K Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page K
Page L Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page L
Page M Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page M
Page N Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page N
Page O Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page O
Previous Showing All Parts Next
Page A
Page A Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • A-2
    U-Spanner – Part Number: 501314001
    U-Spanner
    Part Number: 501314001
      No Longer Available
  • A-3
    Pin – Part Number: 502164301
    Pin
    Part Number: 502164301
      No Longer Available
  • A-4
    SAFETY GLASSES – Part Number: 605000311
    SAFETY GLASSES
    Part Number: 605000311
      No Longer Available
Page B
Page B Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • B-1
    Screw 4x16 – Part Number: 503218304
    Screw 4x16
    Part Number: 503218304
      No Longer Available
  • B-2
    Filter Cover – Part Number: 501891001
    Filter Cover
    Part Number: 501891001
      No Longer Available
  • B-3
    Filter – Part Number: 501890901
    Filter
    Part Number: 501890901
      No Longer Available
  • B-4
    Filter Holder – Part Number: 501890801
    Filter Holder
    Part Number: 501890801
      No Longer Available
  • B-5
    Screw & Washer – Part Number: 502164901
    Screw & Washer
    Part Number: 502164901
      No Longer Available
  • B-6
    Nut – Part Number: 501890601
    Nut
    Part Number: 501890601
      No Longer Available
  • B-7
    Choke Flap – Part Number: 502165001
    Choke Flap
    Part Number: 502165001
      No Longer Available
  • B-8
    Filter Holder – Part Number: 501889701
    Filter Holder
    Part Number: 501889701
      No Longer Available
  • B-9
    Washer – Part Number: 819070816
    Washer
    Part Number: 819070816
      Special Order
    $2.99
  • B-10
    Washer – Part Number: 819070816
    Washer
    Part Number: 819070816
      Special Order
    $2.99
  • B-11
    Choke Lever – Part Number: 501889801
    Choke Lever
    Part Number: 501889801
      No Longer Available
Page C
Page C Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page D
Page D Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page E
Page E Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • E-1
    Contact Breaker Assembly – Part Number: 501930901
    Contact Breaker Assembly
    Part Number: 501930901
      No Longer Available
  • E-2
    Joint Cable – Part Number: 501931001
    Joint Cable
    Part Number: 501931001
      No Longer Available
  • E-3
    Grommet – Part Number: 501786901
    Grommet
    Part Number: 501786901
      No Longer Available
  • E-4
    Felt – Part Number: 501931101
    Felt
    Part Number: 501931101
      No Longer Available
  • E-5
    Screw 4x10 – Part Number: 503218309
    Screw 4x10
    Part Number: 503218309
      No Longer Available
Page F
Page F Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page G
Page G Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • G-1
    Ball Bearing – Part Number: 503250102
    Ball Bearing
    Part Number: 503250102
      No Longer Available
  • G-2
    Key – Part Number: 503278201
    Key
    Part Number: 503278201
      No Longer Available
  • G-3
    Crankshaft Cpl – Part Number: 502160501
    Crankshaft Cpl
    Part Number: 502160501
      No Longer Available
  • G-4
    Needle Bearing – Part Number: 502160201
    Needle Bearing
    Part Number: 502160201
      No Longer Available
Page H
Page H Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page I
Page I Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • I-1
    Angle Gear Cpl – Part Number: 502162201
    Angle Gear Cpl
    Part Number: 502162201
      No Longer Available
  • I-2
    Screw M6S 5x25 – Part Number: 725233351
    Screw M6S 5x25
    Part Number: 725233351
      No Longer Available
  • I-3
    Screw – Part Number: 502162101
    Screw
    Part Number: 502162101
      No Longer Available
  • I-4
    Gear Housing – Part Number: 502162301
    Gear Housing
    Part Number: 502162301
      No Longer Available
  • I-5
    Nut M6m M5 – Part Number: 731231405
    Nut M6m M5
    Part Number: 731231405
      Special Order
    $5.98
  • I-6
    Mud Guard Orange – Part Number: 502104701
    Mud Guard Orange
    Part Number: 502104701
      No Longer Available
  • I-7
    Screw M6Sf 5x12 – Part Number: 503200003
    Screw M6Sf 5x12
    Part Number: 503200003
      No Longer Available
  • I-8
    BLADE AXIS – Part Number: 502162401
    BLADE AXIS
    Part Number: 502162401
      No Longer Available
  • I-10
    Retaining Ring – Part Number: 735313110
    Retaining Ring
    Part Number: 735313110
      In Stock
    $5.98
  • I-11
    NUT – Part Number: 502162601
    NUT
    Part Number: 502162601
      No Longer Available
  • I-12
    Boss – Part Number: 502162501
    Boss
    Part Number: 502162501
      No Longer Available
  • I-13
    Cutting Blade Cpl – Part Number: 501927701
    Cutting Blade Cpl
    Part Number: 501927701
      Special Order
    $22.40
Page J
Page J Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • J-1
    Handle – Part Number: 502163901
    Handle
    Part Number: 502163901
      No Longer Available
  • J-2
    Throttle Lever – Part Number: 502148701
    Throttle Lever
    Part Number: 502148701
      No Longer Available
  • J-3
    Washer 6.4x14 – Part Number: 503230031
    Washer 6.4x14
    Part Number: 503230031
      No Longer Available
  • J-4
    Wing Nut – Part Number: 732411601
    Wing Nut
    Part Number: 732411601
      No Longer Available
  • J-5
    Screw M6x50 – Part Number: 725238051
    Screw M6x50
    Part Number: 725238051
      Special Order
    Minimum Quantity of 2 required
    $5.95
  • J-6
    Drive Tube – Part Number: 502163501
    Drive Tube
    Part Number: 502163501
      No Longer Available
  • J-7
    Handle – Part Number: 502148601
    Handle
    Part Number: 502148601
      No Longer Available
  • J-8
    Tube – Part Number: 502190601
    Tube
    Part Number: 502190601
      No Longer Available
  • J-9
    Lead – Part Number: 502190501
    Lead
    Part Number: 502190501
      No Longer Available
  • J-10
    Shaft Guide – Part Number: 501881101
    Shaft Guide
    Part Number: 501881101
      No Longer Available
  • J-11
    Drive Shaft – Part Number: 501881201
    Drive Shaft
    Part Number: 501881201
      No Longer Available
Page K
Page K Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
Page L
Page L Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • L-1
    Gasket – Part Number: 502165101
    Gasket
    Part Number: 502165101
      No Longer Available
  • L-2
    Silencer – Part Number: 501892401
    Silencer
    Part Number: 501892401
      No Longer Available
  • L-3
    Locknut – Part Number: 503222302
    Locknut
    Part Number: 503222302
      No Longer Available
Page M
Page M Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • M-1
    Muffler Assembly – Part Number: 502165201
    Muffler Assembly
    Part Number: 502165201
      No Longer Available
  • M-2
    Exhaust Outlet – Part Number: 502165301
    Exhaust Outlet
    Part Number: 502165301
      No Longer Available
  • M-3
    Tail Pipe – Part Number: 502165401
    Tail Pipe
    Part Number: 502165401
      No Longer Available
  • M-4
    Screw – Part Number: 502166101
    Screw
    Part Number: 502166101
      No Longer Available
Page N
Page N Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • N-1
    Gasket – Part Number: 501889601
    Gasket
    Part Number: 501889601
      No Longer Available
  • N-2
    Piston Cpl – Part Number: 502163001
    Piston Cpl
    Part Number: 502163001
      No Longer Available
  • N-3
    Retaining Ring – Part Number: 502160301
    Retaining Ring
    Part Number: 502160301
      No Longer Available
  • N-4
    Piston Ring – Part Number: 502160801
    Piston Ring
    Part Number: 502160801
      No Longer Available
  • N-5
    Carburetor – Part Number: 503281319
    Carburetor
    Part Number: 503281319
      No Longer Available
  • N-6
    Gasket Carburetor – Part Number: 502163201
    Gasket Carburetor
    Part Number: 502163201
      No Longer Available
  • N-7
    Insulator – Part Number: 502163301
    Insulator
    Part Number: 502163301
      No Longer Available
  • N-8
    Gasket – Part Number: 502163401
    Gasket
    Part Number: 502163401
      No Longer Available
  • N-9
    Cylinder – Part Number: 502160601
    Cylinder
    Part Number: 502160601
      No Longer Available
  • N-10
    Cylinder Cover – Part Number: 501890701
    Cylinder Cover
    Part Number: 501890701
      No Longer Available
  • N-11
    Gasket Cylinder – Part Number: 502162901
    Gasket Cylinder
    Part Number: 502162901
      No Longer Available
  • N-12
    Screw – Part Number: 503218337
    Screw
    Part Number: 503218337
      No Longer Available
  • N-13
    Stud – Part Number: 503208016
    Stud
    Part Number: 503208016
      No Longer Available
  • N-14
    Screw 5x8 – Part Number: 503218311
    Screw 5x8
    Part Number: 503218311
      No Longer Available
Page O
Page O Diagram and Parts List for 18 RL 1988-05 Husqvarna Trimmer
  • O-1
    Starter Assembly – Part Number: 501891801
    Starter Assembly
    Part Number: 501891801
      No Longer Available
  • O-2
    Driver – Part Number: 501891301
    Driver
    Part Number: 501891301
      No Longer Available
  • O-3
    Washer – Part Number: 501930401
    Washer
    Part Number: 501930401
      No Longer Available
  • O-4
    Nut – Part Number: 501930501
    Nut
    Part Number: 501930501
      No Longer Available
  • O-5
    Screw 5x11 – Part Number: 503218313
    Screw 5x11
    Part Number: 503218313
      No Longer Available
  • O-6
    Friction Plate – Part Number: 501790101
    Friction Plate
    Part Number: 501790101
      No Longer Available
  • O-7
    Spring – Part Number: 501891201
    Spring
    Part Number: 501891201
      No Longer Available
  • O-8
    Ratchet – Part Number: 501891101
    Ratchet
    Part Number: 501891101
      No Longer Available
  • O-9
    Friction Spring – Part Number: 501789701
    Friction Spring
    Part Number: 501789701
      No Longer Available
  • O-10
    Starter Pulley – Part Number: 501789601
    Starter Pulley
    Part Number: 501789601
      No Longer Available
  • O-11
    Starter Rope – Part Number: 501790401
    Starter Rope
    Part Number: 501790401
      No Longer Available
  • O-12
    Starter Handle – Part Number: 501790301
    Starter Handle
    Part Number: 501790301
      No Longer Available
  • O-13
    Holder Wire – Part Number: 502164801
    Holder Wire
    Part Number: 502164801
      No Longer Available
  • O-14
    Screw 4x16 – Part Number: 503218304
    Screw 4x16
    Part Number: 503218304
      No Longer Available
  • O-15
    Screw – Part Number: 503218303
    Screw
    Part Number: 503218303
      No Longer Available
  • O-16
    Holder Wire – Part Number: 502164801
    Holder Wire
    Part Number: 502164801
      No Longer Available
  • O-17
    Screw 4x16 – Part Number: 503218304
    Screw 4x16
    Part Number: 503218304
      No Longer Available
  • O-18
    Throttle Wire – Part Number: 502149101
    Throttle Wire
    Part Number: 502149101
      No Longer Available

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Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.