TREMEC TUET11009 GM LS T56 Magnum 6-Speed Transmission
TREMEC TUET11009 GM LS T56 Magnum 6-Speed Transmission
TREMEC

|

#91029028

TREMEC TUET11009 GM LS T56 Magnum 6-Speed Transmission

  • The aftermarket's premier 6-speed performance manual transmission
  • 700 lb-ft torque capacity
  • Lightweight at only 135 lbs dry
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$3,545.00

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Product Summary

T56, 6-Speed Transmission Speeds, 700 ft./lbs. Torque

  • The aftermarket's premier 6-speed performance manual transmission
  • 700 lb-ft torque capacity
  • Lightweight at only 135 lbs dry
  • Multiple shifter locations and dual speedometer pickups for maximum versatility
  • Extremely short, low-effort throws with crisp, precise engagement
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Key Specs

MFG. Part #TUET11009
Transmission Speeds6-Speed
Torque700 ft./lbs.
Input Shaft Spline Count26
Input Shaft Diameter1.125"
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Truck shipments must be pre-paid with a credit card, certified check or money order

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TREMEC TUET11009 Details

The TREMEC TUET11009 is the flagship of TREMEC’s high-performance lineup. This Magnum double-overdrive 6-speed manual transmission combines the best of modern OEM TR-6060 technology with the proven features of the TKO 5-speed. Capable of handling up to 700 lb-ft of torque with incredibly crisp shifts, the T56 Magnum delivers unmatched strength, versatility, and driving enjoyment for serious LS-powered builds.

Originally based on the TR-6060 found in factory muscle cars like the Dodge Challenger, Viper, and Chevrolet Camaro, this aftermarket Magnum gives you OEM refinement and proven durability where it matters most.

 

  • The aftermarket's premier 6-speed performance manual transmission
  • 700 lb-ft torque capacity
  • Lightweight at only 135 lbs dry
  • Multiple shifter locations and dual speedometer pickups for maximum versatility
  • 2.66 first gear ratio
  • Extremely short, low-effort throws with crisp, precise engagement
  • Ideal for pro-touring, road racing, street rods, and high-performance LS swaps

Charts

Warranty Information

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For any warranty issues with TREMEC transmissions, please contact TREMEC directly. TREMEC provides a Product Support Form to be filled out and submitted to them, after which TREMEC will contact you directly to complete the warranty process.

TREMEC Transmission Limited Warranty (PDF)

TREMEC Product Support Form (Link to TREMEC's Website)

Speedway Motors cannot facilitate the return of defective Tremec products as they have requested to handle these directly with the consumer. For defective product support and Return Authorization, please contact Tremec at +1 (800) 401-9866 (USA) or by ema

TREMEC TUET11009 Specifications

KEY SPECS
MFG. Part #TUET11009
BrandTREMEC
Transmission Speeds6-Speed
Torque700 ft./lbs.
Input Shaft Spline Count26
Input Shaft Diameter1.125"
GENERAL
Output Shaft Spline Diameter1.375"
Output Shaft Spline Count31
Case MaterialAluminum
First Gear Ratio2.66:1
Gear Ratio (2nd)1.78:1
Gear Ratio (3rd)1.30:1
Gear Ratio (4th)1.00:1
Gear Ratio (5th)0.80:1
Gear Ratio (6th)0.63:1
Bellhousing IncludedNo
Yoke IncludedNo
Shifter IncludedNo
Sold in QuantityEach
Yoke StyleSlip On
Shifter StyleLinkage operated

Ratings & Reviews

4.8

4 Reviews

Overall Assessment

Customers appreciate our product for its performance upgrade and ability to handle high horsepower, making it ideal for use in vintage cars like the 1978 Pontiac Firebird. The product stands out for its impressive smoothness and robustness, earning it the description "bulletproof". Despite minor issues with reverse lock-out, which require online research, customers prefer our product and are willing to repurchase. Compared to competitors, we are the first choice for many due to our product's superior qualities.

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4.8

4 reviews

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T56 Magnum in a box

5.0

4 months ago

Gasserdude

Kansas

Verified

Going in a gasser build. Nothing in the box but the transmission. well packaged

Would Recommend

I would like to buy again and again

5.0

6 years ago

Marie

Montreal, Qc, Canada

Verified

I put this products to 1978 Pontiac Firebird bandit edition with 455

A bulletproof and smooth tranny

5.0

10 years ago

Mako

Merritt island, fl

Verified

Great performance upgrade,capable of handling loads of horse power. Reverse lock-out issues not disclosed. Had to research online.

Would Recommend

Tremec 6 speed

4.0

11 years ago

none

Elizabeth colorado

Verified

You guys are my first choice wgen shopping for parts

Would Recommend

Showing 4 of 4 reviews

Questions & Answers

44 Questions • 11 Answers

Will this bolt up to a 4.8L Ls? And which bellhousing would be needed? Thanks

by Sebass

• 4 years ago

1 answer

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Would this be a direct replacement for the t-56 in a 4th gen ls1 f body camaro?

by Matt

• 6 years ago

1 answer

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Will this work behind my 68 402ci with the correct bell housing. In my 67 chevelle. And what bell housing will I need.

by Clint

• 6 years ago

1 answer

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I am swapping in an ls6 from a 2001 Corvette z06 into my 99 miata. Will this transmission work if I get the correct bellhousing?

by Jerry

• 7 years ago

1 answer

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I'm putting an L33 in my 89' 5 speed manual Iroc Camaro... would this mount to it & or what modifications would be needed?

by Omer

• 7 years ago

1 answer

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Does this transmission come in a kit that will work with a 383 sbc with a 1 piece rear main?

by Elijah

• 7 years ago

1 answer

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Will this work with my 383 1972 Nova?

by Yeetman69

• 7 years ago

1 answer

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I have a 1984 capriece classic 4dr with a 1992 BBC 454 with a 700 r4 tranny. Whats needed to run magnum6?

by Box chevy

• 7 years ago

1 answer

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Will this trans fit a 1979 camaro that was originally an automatic with a 327ci motor?

by Woods

• 8 years ago

2 answers

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1953 Studebaker 232 V8. Will need scatter shield type bell housing. What's needed to make it work? Thanks

by mcintyrespeedshop@gmail.com

• 8 years ago

1 answer

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