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Summit Racing SpeedCard - learn how to get 10% back up to $100

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Pro-X Racing Parts

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,

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, KTM, Honda®, Husaberg, and Husqvarna. Ensure the best ride every time--replace or rebuild your pistons before they fail and cause more expensive problems.

Showing In Stock Items. Show All 411 Items.

Results 1 - 25 of 230

Pro-X Racing Parts Piston Kits for 2001-2006 125 SX - 01.6220.D

Pro-X Racing Parts Piston Kits for 2001-2006 125 SX - 01.6220.D

Pro-X Racing Parts Piston Kits for 2001-2006 125 SX - 01.6220.D

ProX Piston Kit KTM125SX '01-06 (53.97mm)

Part Number: PXR-01-6220-D

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits 01.2510.100

Pro-X Racing Parts Piston Kits 01.2510.100

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

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Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits 01.6012.C

Pro-X Racing Parts Piston Kits 01.6012.C

Pro-X Racing Parts Piston Kits 01.6012.C

ProX Piston Kit KTM50SX '01-08/KTM50 Advntr '02-08 (39.48mm)

Part Number: PXR-01-6012-C

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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

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

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: May 14, 2026 if ordered today

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

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

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: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits 01.7307.C

Pro-X Racing Parts Piston Kits 01.7307.C

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

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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

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

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

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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

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

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: May 14, 2026 if ordered today

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

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

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: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits 01.6012.B

Pro-X Racing Parts Piston Kits 01.6012.B

Pro-X Racing Parts Piston Kits 01.6012.B

ProX Piston Kit KTM50SX '01-08/KTM50 Advntr '02-08 (39.47mm)

Part Number: PXR-01-6012-B

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits 01.6347.A

Pro-X Racing Parts Piston Kits 01.6347.A

Pro-X Racing Parts Piston Kits 01.6347.A

ProX Pst Kit KTM250SX-F '16-22/FC250 '16-22 14.4:1 (77.96mm)

Part Number: PXR-01-6347-A

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 2008-2009 SMR 510, 2008-2010 TE510 - 01.6518.C

Pro-X Racing Parts Piston Kits for 2008-2009 SMR 510, 2008-2010 TE510 - 01.6518.C

Pro-X Racing Parts Piston Kits for 2008-2009 SMR 510, 2008-2010 TE510 - 01.6518.C

ProX Piston Kit Husq TE510 '08-10 + SMR510 '08-10 (96.97mm)

Part Number: PXR-01-6518-C

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 2009-2011 EN450F, MX450F - 01.6419.A

Pro-X Racing Parts Piston Kits for 2009-2011 EN450F, MX450F - 01.6419.A

Pro-X Racing Parts Piston Kits for 2009-2011 EN450F, MX450F - 01.6419.A

ProX Piston Kit TM MX450F '09-11 (94.94mm)

Part Number: PXR-01-6419-A

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 2006-2007 TC250, 2006-2009 TE250, 2008-2009 TXC 250 - 01.6336.B

Pro-X Racing Parts Piston Kits for 2006-2007 TC250, 2006-2009 TE250, 2008-2009 TXC 250 - 01.6336.B

Pro-X Racing Parts Piston Kits for 2006-2007 TC250, 2006-2009 TE250, 2008-2009 TXC 250 - 01.6336.B

ProX Piston Kit Husq TC250 '06-07/TE250 '06-09 (75.97mm)

Part Number: PXR-01-6336-B

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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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.A

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.A

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.A

ProX Piston Kit Beta RR250 '13-21 + XTrainer 250 (66.34mm)

Part Number: PXR-01-7313-A

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 1997-2013 CR125, WR125 - 01.6216.D

Pro-X Racing Parts Piston Kits for 1997-2013 CR125, WR125 - 01.6216.D

Pro-X Racing Parts Piston Kits for 1997-2013 CR125, WR125 - 01.6216.D

ProX Piston Kit Husqvarna CR/WR125 '97-13 (53.97mm)

Part Number: PXR-01-6216-D

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 2009-2011 400 EXC, 2010-2012 FE390 - 01.6439.C

Pro-X Racing Parts Piston Kits for 2009-2011 400 EXC, 2010-2012 FE390 - 01.6439.C

Pro-X Racing Parts Piston Kits for 2009-2011 400 EXC, 2010-2012 FE390 - 01.6439.C

ProX Piston Kit KTM400EXC '09-11/Husa FE390 '10-12 (94.96mm)

Part Number: PXR-01-6439-C

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 2007-2010 EN250F, MX250F - 01.6307.B

Pro-X Racing Parts Piston Kits for 2007-2010 EN250F, MX250F - 01.6307.B

Pro-X Racing Parts Piston Kits for 2007-2010 EN250F, MX250F - 01.6307.B

ProX Piston Kit TM MX250F '07-10 + EN250F '07-10 (76.97mm)

Part Number: PXR-01-6307-B

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 1994-2000 125 EXC, 125 SX - 01.6219.C

Pro-X Racing Parts Piston Kits for 1994-2000 125 EXC, 125 SX - 01.6219.C

Pro-X Racing Parts Piston Kits for 1994-2000 125 EXC, 125 SX - 01.6219.C

ProX Piston Kit KTM125SX-EXC '94-00 (54.21mm)

Part Number: PXR-01-6219-C

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 2012-2013 TC250, 2013 TXC250R - 01.6341.C

Pro-X Racing Parts Piston Kits for 2012-2013 TC250, 2013 TXC250R - 01.6341.C

Pro-X Racing Parts Piston Kits for 2012-2013 TC250, 2013 TXC250R - 01.6341.C

ProX Piston Kit Husq TC250 '12-13/TE/TXC250 '13 (78.97mm)

Part Number: PXR-01-6341-C

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 2004-2008 FE450E - 01.6403.C

Pro-X Racing Parts Piston Kits for 2004-2008 FE450E - 01.6403.C

Pro-X Racing Parts Piston Kits for 2004-2008 FE450E - 01.6403.C

ProX Piston Kit Husaberg FE450 '04-08 13.0:1 (99.96mm)

Part Number: PXR-01-6403-C

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Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits 01.7346.C

Pro-X Racing Parts Piston Kits 01.7346.C

Pro-X Racing Parts Piston Kits 01.7346.C

ProX Piston Kit Sherco 300SE/SC-R '16-22 (71.96mm)

Part Number: PXR-01-7346-C

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Estimated Ship Date: May 14, 2026 if ordered today

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Pro-X Racing Parts Piston Kits for 2005-2007 CR125R - 01.1225.D

Pro-X Racing Parts Piston Kits for 2005-2007 CR125R - 01.1225.D

Pro-X Racing Parts Piston Kits for 2005-2007 CR125R - 01.1225.D

ProX Piston Kit CR125 '05-07 (53.97mm)

Part Number: PXR-01-1225-D

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Estimated Ship Date: May 14, 2026 if ordered today

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

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

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: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Pro-X Racing Parts Piston Kits 01.5913.B

Pro-X Racing Parts Piston Kits 01.5913.B

Pro-X Racing Parts Piston Kits 01.5913.B

ProX Piston Kit Polaris RZR900/1000 '14-21 (92.96mm)

Part Number: PXR-01-5913-B

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

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