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Tech
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TREMEC T-56

The T-56 six-speed overdrive transmission was
developed for adaptation to a wide range of vehicle
requirements. Currently, the TREMEC T-56 is being
used on the Dodge Viper, Chevy Corvette Z06, Ford
SVT Mustang Cobra, Aston Martin DB7 Vantage and V12
Vanquish, and Holden Commodore and Monaro.
Features
& Benefits:
- Center Distance - 85 mm
- Double overdrive provides extended ratio coverage
and allows for closer ratio steps
- Aluminum die cast housings for reduced weight
- Tapered roller bearings on main and countershafts
reduce noise and improve durability
- Needle bearing under all speed gears improve high
speed performance and reduce shift effort
- Advanced synchronizer technology
- Powdered steel core blocker rings
- Engineered friction materials for improved
durability
- Multiple cone synchronizer design for lower
shift effort and increased capacity
- Patented strut-type synchronizer design for
improved durability
- Constant mesh synchronized reverse
- Internal, single-rail shift system
- Integral clutch adaptor with front cover
end-loading design for increased driveline bending
strength and greater application adaptability
- Multiple shift lever locations
TREMEC
Part Number |
Weight
(lbs) |
Torque Cap.
(lbs-ft) |
Gear Ratio Chart |
|
1st |
2nd |
3rd |
4th |
5th |
6th |
Rev |
|
1386-000-003 |
129 |
330 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-006 |
129 |
350 |
3.36 |
2.07 |
1.35 |
1.00 |
0.8 |
0.62 |
3.28 |
|
1386-000-007 |
129 |
350 |
2.97 |
2.07 |
1.43 |
1.00 |
0.8 |
0.62 |
3.28 |
|
1386-000-011 |
115-129 |
450 |
2.97 |
2.07 |
1.43 |
1.00 |
0.8 |
0.62 |
3.28 |
|
1386-000-012 |
115-129 |
450 |
2.97 |
2.07 |
1.43 |
1.00 |
0.8 |
0.62 |
3.28 |
|
1386-000-016 |
115-129 |
450 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-017 |
115-129 |
450 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-018 |
115-129 |
450 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-019 |
115 |
390 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-020 |
115-129 |
450 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-021 |
115-129 |
450 |
2.66 |
1.78 |
1.3 |
1.00 |
0.79 |
0.63 |
2.9 |
|
1386-000-022 |
138 |
350 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-023 |
119 |
375 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-024 |
119 |
375 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
1386-000-025 |
115 |
385 |
2.97 |
2.07 |
1.43 |
1.00 |
0.84 |
0.56 |
2.9 |
|
TNET1077 |
115-129 |
415 |
2.97 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
TNET1247 |
108 |
450 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
TUET1576 |
115 |
415 |
2.66 |
1.78 |
1.3 |
1.00 |
0.79 |
0.63 |
2.9 |
|
TUET1660 |
137 |
350 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
TUET1694 |
115-129 |
450 |
2.66 |
1.78 |
1.3 |
1.00 |
0.79 |
0.63 |
2.9 |
|
TUET1806 |
115-129 |
550 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
|
TUET1259 |
115-129 |
450 |
2.97 |
2.07 |
1.43 |
1.00 |
0.8 |
0.62 |
3.28 |
|
TUET1260 |
115-129 |
450 |
2.97 |
2.07 |
1.43 |
1.00 |
0.8 |
0.62 |
3.28 |
|
TUET1452 |
115 |
385 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.54 |
2.9 |
|
TUET1453 |
115 |
385 |
2.66 |
1.78 |
1.3 |
1.00 |
0.74 |
0.5 |
2.9 |
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