Vertex
Piston Kits
Vertex Piston Kits VERTEX pistons have an outstanding reputation for quality and performance. Each gravtiy cast piston is created with only premium aluminium alloys utilizing an 12-21% silicon content. The silicon content in VERTEX pistons is crucial to the quality of the piston - it’s critical in decreasing thermal expansion which, when an engine reaches normal operating temperatures, can change the geometry of the piston. Controlling this expansion means VERTEX pistons can be run at tighter tolerances for more power, less noise and a longer lifespan of the piston. When it comes to power and perforance, VERTEX pistons are hard to beat. Forged to the highest quality 2618 aluminium alloy. To aid in the break-in process, and reduce wear, VERTEX pistons utilizes a unique Molybdenum Disulphide (MOS2) coating on the piston skirt.
KTM Models - 2 Stroke
Piston Type Years Size
Piston Kit
Piston Rings 56-R9424.V 56-R9426.V 56-R9424.V 56-R9424.V 56-R9426.V 56-R9425.V 56-R9424.V 56-R9426.V 56-R9424.V 56-R9424.V 56-R9426.V 56-R9424.V 56-R9424.V 56-R9426.V 56-R9424.V 56-R908.V 56-R908.V 56-R9311.V
Piston Pin
Piston Clips
Small End Bearing
EXC 150 TPI
2020
58mm 24101A
715389
72071
56-800. VERTEX
EXC 150 TPI
Race
2020
58mm 24233A
715389
72071
56-800. VERTEX
EXC 150 TPI
2020 - 25 58mm 24519A
715389
72071
56-800. VERTEX
SX 144 / 150
2007 - 15
56mm
23383A
715389
72071
56-800. VERTEX
SX 150
2016 - 22 58mm 24101A
715389
72071
56-800. VERTEX
SX 150 (Single Ring)
Race
2016 - 22 58mm 24233A
715389
72071
56-800. VERTEX
XC-W 150
2016 - 23 58mm 24101A
715389
72071
56-800. VERTEX
XC-W 150 (Single Ring)
Race
2016 - 23 58mm 24233A
715389
72071
56-800. VERTEX
XC-W 150 TPI
2020 - 23 58mm 24101A
715389
72071
56-800. VERTEX
XC-W 150 TPI (Single Ring)
Race
2020 - 23 58mm 24233A 1998 - 16 64mm 22926A 1998 - 16 64mm 22925A 2000 - 05 66.4mm 22650A 2006 - 18 66.4mm 23630A 2006 - 18 67.5mm 23630110 2018 - 25 66.4mm 23630A 2018 - 25 66.4mm 24657A 2018 - 25 67.5mm 23630110 1990 - 94 67.5mm 22442A 1996 - 99 67.5mm 22459A 2000 - 02 66.4mm 22649A 2003 - 04 66.4mm 22909A
715389 711147 711147
72071 72055 72055
56-800. VERTEX 56-844.VERTEX
EXC 200 SXC 200 EXC 250 EXC 250
72074.EACH 72048.EACH 72074.EACH 72048.EACH 72048.EACH 72074.EACH
56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX 56-8020. VERTEX
56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX
56-R9399. VERTEX
EXC 250 (Big Bore)
56-R904.V
EXC 250 TPI EXC 250 TPI
56-R9399. VERTEX 56-R9399. VERTEX
Pro Race
EXC 250 TPI (Big Bore)
56-R904.V 56-R904.V 56-R904.V 56-R9311.V 56-R9311.V 56-R9311.V
SX-GS 250 SX-GS 250
711133 711133
72060 72060
72074.EACH 72048.EACH 72048.EACH 72048.EACH 72048.EACH 72074.EACH 72048.EACH 72048.EACH 72048.EACH 72074.EACH 72048.EACH 72048.EACH 72048.EACH 72048.EACH 72048.EACH 72048.EACH 72048.EACH 72048.EACH 72048.EACH
SX 250 SX 250 SX 250 SX 250 SX 250
56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX
2005
66.4mm 23121B
2006 - 26 66.4mm 23630A 2006 - 26 66.4mm 24657A 2006 - 26 67.5mm 23630110 2006 - 26 68mm 23630160 2006 - 26 66.4mm 23630A 2006 - 26 66.4mm 24657A 2006 - 26 67.5mm 23630110 2006 - 26 68mm 23630160 2014 - 17 66.4mm 23630A 2004 - 19 72mm 23375A 2004 - 19 72mm 23964A 2018 - 25 72mm 24244A 2018 - 25 72mm 24658A
56-R9399. V x2 56-R9399. V x2
Pro Race
SX 250 (Big Bore) SX 250 (Big Bore) XC-W 250 / TPI XC-W 250 / TPI
56-R904.V
53010006800 56-R9399. V x2 56-R9399. V x2
715372
56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX
Pro Race
XC-W 250 / TPI (Big Bore) XC-W 250 / TPI (Big Bore)
56-R904.V
53010006800 56-R9399. V x2 56-R9312.V 56-R9312.V 56-R9312.V x2 56-R9312.V x2 56510007200 56-R9312.V
715372
56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX 56-7924. VERTEX
Freeride 250 R
EXC 300
EXC 300 (Single Ring)
Race
EXC 300 TPI EXC 300 TPI EXC 300 TPI
Pro Race
2026
72mm 24744A
711262
2023 - 26 72mm 24244A 1996 - 01 78mm 22541
56-8020. VERTEX
SX 300
56-7924. VERTEX
EXC 360 / 380
56-R9428.V
711132
* Note; Most Kits are available from standard size up to +2.00mm over size *
*Please visit our website for current prices
E-mail: sales@oro2u.com
www.oro2u.com
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