Piston and Piston Kits For Automatic Transmissions
Original price
$245.06
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$245.06
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$245.06
Piston Kit AW80-40LE AW80-40LS AW81-40LE U440E U441E
Only 1 left!
Piston Kit AW80-40LE AW80-40LS AW81-40LE U440E, U441E Transmissions: U441E (AW81-40LE,AW80-40LE,U440E) 1999-2008 Vehicle BUICKEXCELLE/EXCELLE HRV ...
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$245.06
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$245.06
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$245.06
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$245.06
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$219.91
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$219.91
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$219.91
$219.91
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$219.91
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$219.91
Piston Kit Gen 2 Transtec 6T35 6T40 6T45 2012/UP
Out of stock
Piston Kit Gen 2 Transtec 6T35 6T40 6T45 2012/UP Transmissions: 6T45 (6T45E,MH7) 2012-UP, 6T40 (6T40E,X23F) 2012-UP, 6T35 2012-UP Vehicle BUICKALP...
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Original price
$215.86
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$215.86
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$215.86
$215.86
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$215.86
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$215.86
Piston Kit Transtec 3rd GEN GMC 2014/UP 6T40 6T45
Only 1 left!
Piston Kit Transtec 3ra Gen GMC 2014/UP 6T40 6T45 Transmissions: 6T40 (6T40E,X23F) 2014-UP Vehicle BUICKALPHEON 2014-2015 6 SP FWD L4 2.4LCASCADA ...
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$215.86
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$215.86
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$215.86
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$215.86
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$215.86
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$161.91
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$161.91
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$161.91
$161.91
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$161.91
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$161.91
Piston KIT (7) 4T40E MN5 ME7 MN4 4T45E
Out of stock
Piston KIT (7) 4T40E MN5 ME7 MN4 4T45E Transmissions: 4T40E (MN5,ME7,MN4,4T45E) 1995-UP Vehicle BUICKSKYLARK 1997 4 SP FWD L4 2.4LCHEVROLETCAVALIE...
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$52.78
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$52.78
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$52.78
$52.78
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$52.78
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$52.78
Piston Kit AW80-40LE AW80-40LS AW81-40LE U440E U441E
in stock
Piston Kit (2) AW80-40LE AW80-40LS AW81-40LE U440E U441E Without Reverse Piston with Forward DrumTransmissions: U441E (AW81-40LE,AW80-40LE,U440E) ...
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$52.78
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$52.78
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$52.78
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$48.81
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$48.81
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$48.81
$48.81
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$48.81
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$48.81
Piston Kit TSS ZF4HP16
in stock
Piston Kit TSS ZF4HP16 Contains 1 x Piston Molded "C" Clutch (Large) ZF4HP16 1 x Piston Molded "D" Clutch (Small) ZF4HP16 Transmis...
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$48.81
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$48.81
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$48.81
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$48.81
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$43.76
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$43.76
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$43.76
$43.76
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$43.76
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$43.76
Piston Kit (2) ZF4HP16
Out of stock
Piston Kit (2) ZF4HP16 Transmissions: ZF4HP16 2002-UP Vehicle BUICKEXCELLE 2003-2009 4 SP FWD L4 1.8LCHEVROLETEPICA 2005-2012 4 SP FWD L4 2.0LOPTR...
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Original price
$23.01
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$23.01
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$23.01
$23.01
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$23.01
Piston Molded C Clutch (Large) ZF4HP16
in stock
Piston Molded C Clutch (Large) ZF4HP16 Transmissions: ZF4HP16 2002-UPOEM Number: 26826-86Z00 Vehicle BUICKEXCELLE 2003-2009 4 SP FWD L4 1.8LCHEVRO...
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$23.01
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$23.01
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$23.01
Discover a complete selection of piston kits and servo kits engineered for automatic transmissions. At Sun Transmissions, we stock OEM-quality transmission pistons, individual servo pistons, and complete piston rebuild kits compatible with all major transmission brands and models.
Each piston kit is precisely machined and built to meet high performance standards—helping prevent blow-by, sticking, and overheating in clutch assemblies. Designed for durability and reliability, our pistons are ideal for professional rebuilds and heavy-duty applications.
Our catalog includes accumulator pistons, servo pistons, and direct clutch pistons for a wide range of domestic and import transmissions such as 4L60E, 42RLE, 6T40, 5R110W, and more.
Enjoy fast U.S. shipping, expert technical support, and trusted quality for every automatic transmission rebuild.
