Editing General Motors transmissions (section)
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===Transmission dimensions=== [[File:Dimensions.jpg|center]] *Dimension "A" is the overall transmission length and varies with the length of the extension housing used. *Dimension "B" is the length of the main transmission case. *Dimension "C" is the distance from the bellhousing to the center of the transmission mounting pad. **'''Note''': The mounting pad is usually part of the extension housing, but the graphic shows it on the main case. This means that dimension "C" is usually longer than dimension "B" *Dimension "D" is the distance between the center of the mounting bolts - this is the "width" of the mounting pad. *Dimension "E" is the width of the transmission at the bellhousing and combined with dimension "B", helps you roughly compare the size of the various transmissions. <BR><BR> <table id="table2" border="1" cellpadding="2" cellspacing="0" width="91%"> <tr bgcolor="#CCCCFF"> <td width="120">'''Transmission'''</td> <td align="center" width="70">'''A'''</td> <td align="center" width="64">'''B'''</td> <td align="center" width="71">'''C'''</td> <td align="center" width="53">'''D'''</td> <td align="center" width="54">'''E'''</td> <td align="left" width="285">'''Notes'''</td> </tr> <tr> <td width="120">'''Powerglide'''</td> <td align="center" width="70">25-23/64"</td> <td align="center" width="64">16-5/16"</td> <td align="center" width="71">20-9/16"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">19"</td> <td align="left" width="285">Short shaft</td> </tr> <tr> <td width="120">'''Powerglide'''</td> <td align="center" width="70">27-9/16"</td> <td align="center" width="64">16-5/16"</td> <td align="center" width="71">20-9/16"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">19"</td> <td align="left" width="285">Long shaft</td> </tr> <tr> <td width="120">'''T-350'''</td> <td align="center" width="70">27-11/16"</td> <td align="center" width="64">21-5/8"</td> <td align="center" width="71">20-3/8"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">19-1/8"</td> <td align="left" width="285">6" extension housing</td> </tr> <tr> <td width="120">'''T-350'''</td> <td align="center" width="70">30-11/16"</td> <td align="center" width="64">21-5/8"</td> <td align="center" width="71">20-3/8"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">19-1/8"</td> <td align="left" width="285">9" extension housing</td> </tr> <tr> <td width="120">'''T-350'''</td> <td align="center" width="70">33-27/32"</td> <td align="center" width="64">21-5/8"</td> <td align="center" width="71">20-3/8"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">19-1/8"</td> <td align="left" width="285">12" extension housing</td> </tr> <tr> <td width="120">'''T-400/3L80'''</td> <td align="center" width="70">28-3/8"</td> <td align="center" width="64">24-5/16"</td> <td align="center" width="71">26-15/16"</td> <td align="center" width="53">4-1/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">4" extension housing</td> </tr> <tr> <td width="120">'''T-400/3L80'''</td> <td align="center" width="70">33-27/32"</td> <td align="center" width="64">24-5/16"</td> <td align="center" width="71">27-15/16"</td> <td align="center" width="53">4-1/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">9" extension housing</td> </tr> <tr> <td width="120">'''T-400/3L80'''</td> <td align="center" width="70">37-7/8"</td> <td align="center" width="64">24-5/16"</td> <td align="center" width="71">27-21/32"</td> <td align="center" width="53">1-3/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">13" extension housing</td> </tr> <tr> <td width="120">'''700R4/4L60'''</td> <td align="center" width="70">30-3/4"</td> <td align="center" width="64">23-3/8"</td> <td align="center" width="71">22-1/2"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">All, except Corvette</td> </tr> <tr> <td width="120">'''700R4/4L60'''</td> <td align="center" width="70">29-7/8"</td> <td align="center" width="64">23-3/8"</td> <td align="center" width="71">22-1/2"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">Corvette, 1982-'92</td> </tr> <tr> <td width="120">''' 700R4/4L60'''</td> <td align="center" width="70">29-1/2"</td> <td align="center" width="64">23-3/8"</td> <td align="center" width="71">22-1/2"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">With T-350 6" extension housing</td> </tr> <tr> <td width="120">''' 700R4/4L60'''</td> <td align="center" width="70">30-1/2"</td> <td align="center" width="64">23-3/8"</td> <td align="center" width="71">28"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">'''(1)''' Using mount on extension housing p/n 8673406 (old p/n 24214689)</td> </tr> <tr> <td width="120">'''2004R'''</td> <td align="center" width="70">27-11/16"</td> <td align="center" width="64">n/a</td> <td align="center" width="71">27"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">19-1/8"</td> <td align="left" width="285">Integral extension housing</td> </tr> <tr> <td width="120">'''4L60E'''</td> <td align="center" width="70">30-3/4"</td> <td align="center" width="64">23-3/8"</td> <td align="center" width="71">22-1/2"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">All 1993-'95, except Corvette</td> </tr> <tr> <td width="120">'''4L60E'''</td> <td align="center" width="70">29-7/8"</td> <td align="center" width="64">23-3/8"</td> <td align="center" width="71">22-1/2"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">Corvette, 1993-'95</td> </tr> <tr> <td width="120">'''4L60E'''</td> <td align="center" width="70">30-3/4"</td> <td align="center" width="64">21-3/4"</td> <td align="center" width="71">23-3/16"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">18-1/4"</td> <td align="left" width="285">All 1996-up, except Corvette and LS1</td> </tr> <tr> <td width="120">'''4L60E'''</td> <td align="center" width="70">31-5/32"</td> <td align="center" width="64">21-3/4"</td> <td align="center" width="71">23-19/32"</td> <td align="center" width="53">3-3/4"</td> <td align="center" width="54">18-1/4"</td> <td align="left" width="285">LS1, 1998-up</td> </tr> <tr> <td width="120">'''4L60E'''</td> <td align="center" width="70">n/a</td> <td align="center" width="64">n/a</td> <td align="center" width="71">n/a</td> <td align="center" width="53">n/a</td> <td align="center" width="54">n/a</td> <td align="left" width="285">Corvette transaxle, 1996-up </td> </tr> <tr> <td width="120">'''4L80E'''</td> <td align="center" width="70">32-11/16"</td> <td align="center" width="64">26"</td> <td align="center" width="71">30-3/8"</td> <td align="center" width="53">4-1/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">1991-up, std. duty; 2WD</td> </tr> <tr> <td width="120">'''4L80E'''</td> <td align="center" width="70">31-11/16"</td> <td align="center" width="64">26"</td> <td align="center" width="71">30-3/8"</td> <td align="center" width="53">4-1/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">1991-up, heavy duty; 2WD</td> </tr> <tr> <td width="120">'''4L80E'''</td> <td align="center" width="70">33"</td> <td align="center" width="64">26"</td> <td align="center" width="71">30-3/8"</td> <td align="center" width="53">4-1/4"</td> <td align="center" width="54">20"</td> <td align="left" width="285">1991-up, heavy duty; Long</td> </tr> <tr> <td width="120">'''4L80E'''</td> <td align="center" width="70">29"</td> <td align="center" width="64">26"</td> <td align="center" width="71">30-3/8"</td> <td align="center" width="53">n/a</td> <td align="center" width="54">20"</td> <td align="left" width="285">1991-up, 4WD</td> </tr> </table> ;Note '''(1)''' An extension housing p/n 8673406 (old p/n 24214689) is available for the 700R4/4L60 transmission that moves the rear transmission mount to the same position as a T-400 (short-style 4” tail) or 2004R transmission. This 7-3/8” long extension housing can eliminate transmission crossmember modifications when replacing a T-400 or 2004R transmission with a 4L60 assembly.<br>
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