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Premium Quality Replacement Part

Rear Lower & Upper Left or Right Knuckle Bushing Kit

Compatible with Polaris Models:
RZR 900 50/55 inch 2016-2020
RZR 4 900 2016-2018
RZR S 900 60 inch 2016-2020
RZR Trail 900 2021-2024
RZR Trail S 900 2021-2024
General 1000 2016-2023
General 4 1000 2017-2022
RZR S 1000 60 inch 2017-2021
RZR S4 1000 2019-2021
RZR Trail S 1000 EPS 2022-2024
Ranger 1000 2018-2024
Ranger Crew 1000 2019-2024
Ranger XP 1000 2018-2024
Ranger Crew XP 1000 2019-2024
Ranger Crew 570 2023
Ranger Diesel HD EPS 2023
Ranger EV Fullsize 2023-2024


Order Includes:
1 x Long Pivot Shaft: 5139991

Length: 119․5mm - 4․7 in
Inner Diameter: 12mm - 0․47 in
Outer Diameter: 19mm - 0․74 in
Material: Steel

1 x Short Pivot Shaft: 5139990

Length: 69․8mm - 2․74 in
Inner Diameter: 10mm - 0․39 in
Outer Diameter: 15․9mm - 0․62 in

2 x Short Bushing: 5452233

Width: 15․5mm - 0․61 in
Inner Diameter: 16․5mm - 0․64 in
Outer Diameter: 26mm - 1․02 in
Material: Plastic

2 x Long Bushing: 5452271

Width: 17․82mm - 0․7 in
Inner Diameter: 19․63mm - 0․77 in
Outer Diameter: 29․44mm - 1․15 in
Material: Plastic

1 x Flange Washer: 7556153

Thickness: 2mm - 0․07 in
Inner Diameter: 10․6mm - 0․41 in
Outer Diameter: 19․8mm - 0․77 in
Material: Metal

2 x Sealed Pivot Cap:  1543611, 5139968

Width : 10.1mm - 0.39 in
Inner Diameter : 10.4mm - 0.41 in
Outer Diameter : 26.4mm - 1.04 in
Material: Metal

2 x Sealed Pivot Cap:  1543612, 5139992

Width : 10mm - 0.39 in
Inner Diameter : 12․2mm - 0.48 in
Outer Diameter : 30․5mm - 1.2 in
Material: Steel

1 x Washer: 7556212

Thickness: 1․24mm - 0․048 in
Inner Diameter: 12․3mm - 0․48 in
Outer Diameter: 23mm - 0․9 in
Material: Iron

1 x Nut: 7547333

Width: 13mm - 0․51 in
Inner Diameter: 8․5mm - 0․33 in
Outer Diameter: 21․5mm - 0․84 in
Threads Size: M10-1․25
Material: Iron

1 x Flange Nut: 7547334

Width: 15.8 mm - 0․62 in
Inner Diameter: 10.5 mm - 0․41 in
Outer Diameter: 25.4 mm - 1 in
Thread Size: M12x1.5
Material: Iron

1 x Bolt: 7518566

Length: 122․3mm - 4․81 in
Head Diameter: 21mm - 0․82  in
Threads Size: M10-1․25
Material: Metal

1 x Bolt: 7520294

Length: 180.5 mm - 7.1 in
Stud Length: 38mm - 1.49 in
Head Diameter: 26 mm - 1.02 in
Thread Size: M12-1.5

Note: Installs On Location (E) & (D) In Second Picture
Rear Control Arm Part Number:
Upper Left: 1021412-458, 1021412-133, 1021408-458, 1018820-385, 1018820-293
1018820-458, 1019945-458, 1019945-385, 1022800-458, 1022800-647, 1022800-705, 1022800-629
Upper Right: 1021413-458, 1021413-133, 1021409-458, 1018821-385, 1018821-293
1018821-458, 1019946-458, 1019946-385, 1022801-458,1022801-647, 1022801-705, 1022801-629
Lower Left: 1021414-458, 1021414-133, 1021410-458, 1021287-385, 1021287-293
1021287-458, 1021968-458, 1021968-385, 1022802-458, 1022802-647, 1022802-705,1022802-629,1023545-458
Lower Right: 1021415-458, 1021415-133, 1021411-458, 1021288-385, 1021288-293
1021288-458, 1021968-385, 1021969-385, 1022803-458, 1022803-647, 1022803-705, 1022803-629, 1023546-458

Knuckle Part Number:
Left: 5139953, 5139979, 5140866
Right: 5139954, 5139980, 5140867