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Chevrolet - GMPP TRANSMISSION PARTS | ![]() |
These are the GMPP transmission parts that are in the GMPP catalog. Keys - gmtransmission, gmtranspart |
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WEB SITE NAVIGATION INFORMATION | ![]() |
If you have you just came from a search engine and are stuck with no navigation, turn on Java Scripts in your Web browser, reload the page, then you can turn off Java Scripts again. Also, people using Internet Explorer have to use the pull down tab next to the back button to return to a search engine. More information on this is on our help page. |
GM and Chevrolet part prices are in the Price & Parts search. Keys are to be used with the Price & Parts Search. Enter a Key, part number, GM, SC, or a key word, like 502, into the Price & Parts search to see if we have it on our site. Use GM for a list of both GM and GMPP parts. Use SC for a list of all Chevrolet exclusive parts. Aftermarket company prices are on downloadable Price Sheets or on their pages. The Page Search is for searching the pages of our Web site. More information on this is on our help page. |
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GM AND GMPP TRANSMISSIONS NAVIGATION | ![]() |
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TRANSMISSION PANS | ![]() |
Description | Link |
08679994 - Transmission Pan “Extra Deep 400” This deep transmission pan holds approximately 2-1/2 extra quarts of fluid and was used on 454 dualies truck with turbo 400. Technical Notes: You will also need the following parts to complete this project: 8629526 - Oil Intake Pipe, 8629523 - Filter to Valve Body Spacer, 8633208 - Valve Body Filter Bolt, 12337210 - Oil Filter Kit (Filter, Pan Gasket, O-Ring) Check for ground clearance before purchasing this pan. |
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24210915 - This deep transmission pan holds approximately two extra quarts of fluid and can be used on any 4L60 You will also need the following parts to complete this project: 24208576 - Oil Filter Kit (Filter, Pan Gasket, O-Ring). Check for ground clearance before purchasing this pan. Technical Notes: You will also need the following parts to complete this project: 24208576 - Oil Filter Kit (Filter, Pan Gasket, O-Ring). Check for ground clearance before purchasing this pan. |
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Note: GM chrome parts are found under in Proform section of our web site. |
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PERFORMANCE KITS | ![]() |
Description | Link |
24502513 - Transmission Performance Kit for 4L60 & 700-R4 Automatic Transmission Performance enthusiasts who prefer automatics will be interested in this new installation kit for Turbo Hydra-matic 4L60 four-speed transmissions originally installed 1992 - 1993 Corvettes and 1993 Camaros and Firebirds. This kit adapts the 4L60 automatic transmission for use in early-model computer-controlled and non-computer-controlled vehicles such as bracket racers and off-road trucks. It can also be used when replacing a 700R4 automatic with a 4L60 transmission. The kit includes an instruction sheet, a throttle valve spring for carbureted engines, a normally closed Fourth gear clutch switch and a wiring connector for the torque converter. Technical Note: This kit can be used on 700R4 or 4L60 automatic transmissions. |
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CONTROLLERS | ![]() |
Description | Link |
12497316 - 4L60E And 4L80E Transmission Controller Includes wiring harness, controller, software and lap-top hook-up. Allows the use of electronically controlled transmissions in early model vehicles. Fully programmable for upshift, downshift, part throttle and wide-open shifts and shift firmness. Comes pre-programmed, just enter your rear tire diameter and rear axle ratio and go, or create your own custom shift characteristics. Originally developed by GM Racing for off road truck racing. The controller has the ability to record and graph drag race data like time, speed, shift point, engine rpm and more. Requires a throttle position sensor on carbureted applications, see instruction manual for specific parts required. |
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GM T-56 SIX SPEED PARTS LIST FOR P/N 10236021 AND 12558016 | ![]() |
P/N | Qty. | Item Description | Link |
12559912 | 1 | Clutch hydraulic master and slave cylinder. [Old P/Ns12557509, 10230433] | (Pic) |
10125379 | 1 | Flywheel, special for camaro and the T-56. | (Pic) |
12551309 | 1 | Clutch Disc | -- |
10207027 | 1 | Clutch Cover | -- |
10085246 | 1 | Clutch Bearing | -- |
10111569 | 1 | Retainer | (Pic) |
12101857 | 1 | Shifter connector. | (Pic) |
88987978 | 1 | Speedo Connector. [Old P/N 12101899, 88987183] | (Pic) |
12085485 | 1 | Back up lamp connector. | (Pic) |
10241153 | 1 | Flywheel Cover [Discontinued and no longer available.] | (Pic) |
12337973 | 4 | Flywheel Bolt. (P/N is for 1 bolt.) | (Pic) |
10079898 | 6 | Clutch Cover Bolt. (P/N is for 1 bolt.) | (Pic) |
10198997 | 6 | Bell Housing Bolt. (P/N is for 1 bolt.) | (Pic) |
12337828 | 6 | Flywheel Cover Bolt. (P/N is for 1 bolt.) | (Pic) |
Note: This is a list of parts needed for the T-56 P/N 10236021 and P/N 12558016 transmissions. The quantity is how many are required for these transmissions, not what you will get if you order the part number (P/N). Example: for P/N 12337828 you will get a quantity of 1 if you order this part number. To have enough of this part number to work on either of these T-56 transmissions, you will need 6 of this part number. So you would order this as Part number 12337828, Qty. 6. The cost will be 6 times the price of one bolt and you will be shipped 6 bolts and charged the cost of the bolts and the shipping cost. |
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SWITCHES | ![]() |
Description | Link |
25524845 - Stop lamp/torque converter switch. Used on the HP 4L60 4-Speed automatic transmission. | (Pic) |
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