Pro-X Racing Parts Piston Kits

Not Yet Reviewed

Pro-X Racing Parts piston kits furnish the pistons, rings, wrist pins, and circlip retainers to perform a relatively easy rebuild. Available for 2-stroke and 4-stro

Pro-X Racing Parts piston kits furnish the pistons, rings, wrist pins, and circlip retainers to perform a relatively easy rebuild. Available for 2-stroke and 4-stroke models, these industry-leading pistons are CNC-machined for precision in either a cast or forged aluminum alloy--perfect for low friction and low expansion. Sleeved cylinder versions are made in both standard and oversized parts, while plated cylinder kits can be ordered in standard and A, B, C, and D oversizes. Pro-X Racing Parts piston kits are produced in a variety of OEM bore measurements for powersports equipment from makers like Yamaha, Kawasaki,

Showing In Stock Items. Show All 439 Items.

Results 1 - 25 of 341

Pro-X Racing Parts Piston Kits 01.2510.100

ProX Piston Kit SJ700 '94-17/Wave Runnr 1100 "Art" (82.00mm)

Part Number: PXR-01-2510-100

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits 01.7307.C

ProX Piston Kit Gas-Gas MX/EC/XC250 '97-19 (66.35mm)

Part Number: PXR-01-7307-C

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 1988-1991 CR125R - 01.1208.A

ProX Piston Kit CR125 '88-91 (53.93mm)

Part Number: PXR-01-1208-A

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 1988-2000 KX80 - 01.4118.B

ProX Piston Kit KX80 '88-00 (79cc) (46.96mm)

Part Number: PXR-01-4118-B

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2015-2024 480 RR, 480 RR-RACE EDITION - 01.7425.B

ProX Piston Kit Beta 480RR '15-22 11.9:1 (99.97mm)

Part Number: PXR-01-7425-B

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits 01.7393.B

ProX Piston Kit Beta RR300 '13-17 (71.95mm)

Part Number: PXR-01-7393-B

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2010-2013 CRF250R - 01.1342.A

ProX Piston Kit CRF250R '10-13 13.2:1 "ART" (76.77mm)

Part Number: PXR-01-1342-A

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 1998-2000 WR400F, 1998-1999 YZ400F - 01.2419.B

ProX Piston Kit YZ400F '98-99/WR400F '98-00 12.5:1 (91.96mm)

Part Number: PXR-01-2419-B

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Pro-X Racing Parts Piston Kits for 1995-2013 KX100, 2003 RM100 - 01.4195.A

ProX Piston Kit KX100 '95-13 (52.45mm)

Part Number: PXR-01-4195-A

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 1990-2000 KX80 - 01.4108.D

ProX Piston Kit KX80 '90-00 (82cc) (47.97mm)

Part Number: PXR-01-4108-D

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2009-2023 65 SX, 2021-2023 MC 65, 2017-2023 TC65 - 01.6029.D

ProX Piston Kit KTM65SX '09-22 + TC65 '17-22 (44.99mm)

Part Number: PXR-01-6029-D

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 1993-2022 XR650L - 01.1660.100

ProX Pst Kt XR650L'93-21/SLR650'97-00/FMX650'05-07(101.00mm)

Part Number: PXR-01-1660-100

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 1981-2023 PW50 - 01.2005.050

ProX Piston Kit PW50 '81-22 (40.50mm)

Part Number: PXR-01-2005-050

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2013-2015 EC 450F, 2003-2015 WR450F, 2003-2009 YZ450F - 01.2429.A

ProX Piston Kit YZ450F '03-09/WR450F '03-15 12.5:1 (94.95mm)

Part Number: PXR-01-2429-A

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2004-2008 FE650E, FS650E, 2005-2008 FS650C - 01.6606.B

ProX Pst Kit Husa FE650 '04-08/FS650 '04-08 11.8:1 (99.96mm)

Part Number: PXR-01-6606-B

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2018-2023 YZ65 - 01.2018.C

ProX Piston Kit YZ65 '18-22 (43.46mm)

Part Number: PXR-01-2018-C

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Pro-X Racing Parts Piston Kits 01.2321.A

ProX Piston Kit YZ250 '99-22 + RM250 '03-12 (66.35mm)

Part Number: PXR-01-2321-A

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2018-2019 WR250F, 2016-2018 YZ250F, 2017-2019 YZ250FX - 01.2417.C

ProX Piston Kit YZ250F '16-18 /250FX '17-18 13.5:1 (76.97mm)

Part Number: PXR-01-2417-C

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Pro-X Racing Parts Piston Kits 01.2510.000

ProX Piston Kit SJ700 '94-17/Wave Runnr 1100 "Art" (81.00mm)

Part Number: PXR-01-2510-000

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 1995-1997 KX125 - 01.4216.A

ProX Piston Kit KX125 '95-97 (53.95mm)

Part Number: PXR-01-4216-A

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Pro-X Racing Parts Piston Kits 01.6343.A

ProX Piston Kit KTM250SX '03-22 + KTM250EXC '06-22 (66.34mm)

Part Number: PXR-01-6343-A

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2013-2019 250 RR (2 STROKE), 2014 250 RR-RACE EDITION (2-STROKE), 2018-2021 XTRAINER - 01.7313.C

ProX Piston Kit Beta RR250 '13-21 + XTrainer 250 (66.36mm)

Part Number: PXR-01-7313-C

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Pro-X Racing Parts Piston Kits 01.7398.B

ProX Piston Kit Beta RR300 '18-21 (71.95mm)

Part Number: PXR-01-7398-B

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Pro-X Racing Parts Piston Kits for 2011-2014 KX250F - 01.4342.B

ProX Piston Kit KX250F '11-14 "ART" 13.5:1 (76.97mm)

Part Number: PXR-01-4342-B

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Pro-X Racing Parts Piston Kits 01.6343.B

ProX Piston Kit KTM250SX '03-22 + KTM250EXC '06-22 (66.35mm)

Part Number: PXR-01-6343-B

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

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