Welcome! Please use the navigational links to explore our website.

Company Logo
(800) 853-2651
Shopping Cart Icon
 

• Tractor Parts
• Engine Kits
• Carburetors
• Salvage
• Manuals
• DVDs
• Hats


• Contact Us
• Shipping Rates
• Return Policy
• Ordering Help
• Company Info
• Parts Warranty
• Forums


Farmall Tractor Torque Amplifier


Click here to see parts by model


photo of Complete gasket, o-ring & seal package. For units with spring activated brakes. For tractor models hydro 100, Hydro 186, 706, 756, 766, 806, 826, 856, 886, 966, 986, 1026, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 3388.
Farmall Torque Amplifier Gasket Kit
- Complete gasket, o-ring & seal package. For units with spring activated brakes. For tractor models hydro 100, Hydro 186, 706, 756, 766, 806, 826, 856, 886, 966, 986, 1026, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 3388. (Item #: 77721) $98.10

photo of Torque Amplifier emblem used on Farmall models 300, 350, 400, and 450.
Farmall Emblem, Torque Amplifier
- Torque Amplifier emblem used on Farmall models 300, 350, 400, and 450. (Item #: 103930, Ref. 362394R1) $28.00

photo of For: 706, 756, 766, 786, 806, 826, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486.
Farmall Torque Amplifier Gasket Kit
- For: 706, 756, 766, 786, 806, 826, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486. (Item #: 110289, Ref. 79020) $73.00

photo of For tractor models 544, 656, 664, 666, 686, 2544, 2656, 2826, 3488, Hydro 70, Hydro 86, Hydro 100, Hydro 186, 826, 966, 1026, 1066.
Farmall Gear Shift, Torque Amplifier, Forward, Reverse Knob
- For tractor models 544, 656, 664, 666, 686, 2544, 2656, 2826, 3488, Hydro 70, Hydro 86, Hydro 100, Hydro 186, 826, 966, 1026, 1066. (Item #: 111042, Ref. 388180R2) $12.95

photo of Remanufactured, match with driven gear (380255R1 53 tooth, 20 degree) NOT included in assembly. For tractor models 2706, 2756, 706, 806. Core Charge: $175
Farmall Torque Amplifier
- Remanufactured, match with driven gear (380255R1 53 tooth, 20 degree) NOT included in assembly. For tractor models 2706, 2756, 706, 806. Core Charge: $175 (Item #: 204455, Ref. 380237-R) $1375.01

photo of For tractor models 400, 450, 560, Super MTA.
Farmall Torque Amplifier Gasket Set
- For tractor models 400, 450, 560, Super MTA. (Item #: 172737, Ref. 373338R91) $45.00

photo of For tractor models 300, 330, 340, 350, 460, 504, 544, 606, 656, 664, 666, 686.
Farmall Torque Amplifier Gasket Set
- For tractor models 300, 330, 340, 350, 460, 504, 544, 606, 656, 664, 666, 686. (Item #: 115574, Ref. 395915) $103.00

photo of Torque Amplifier Elimination Kit. For tractor models 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 21256, 21456, 2706, 2826, 2856, 3088, 3288, 3688, 706, 756, 766, 786, 806, 826, 856, 886, 966, 986. Refundable $225 core charge will be added to your order. Order Gasket set if needed as part number 79020-7.
Farmall Torque Amplifier Elimination Kit
- Torque Amplifier Elimination Kit. For tractor models 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 21256, 21456, 2706, 2826, 2856, 3088, 3288, 3688, 706, 756, 766, 786, 806, 826, 856, 886, 966, 986. Refundable $225 core charge will be added to your order. Order Gasket set if needed as part number 79020-7. (Item #: 111248, Ref. 830431) $510.00

photo of For tractor models Hydro 100, 706, 756, 766, 786, 806, 826, 856, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 2706, 2756, 2806, 2826, 2856, 3088, 3288, 3388, 3588, 3688, 6388, 6588, 21206, 21256, 21456.
Farmall Torque Amplifier Gear, Constant Mesh
- For tractor models Hydro 100, 706, 756, 766, 786, 806, 826, 856, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 2706, 2756, 2806, 2826, 2856, 3088, 3288, 3388, 3588, 3688, 6388, 6588, 21206, 21256, 21456. (Item #: 110264, Ref. 382349R1) $153.00

photo of 23 tooth. For tractor models 300, 330, 340, 350, 400, 450, 460, 504, 544, 560, 606, 656, 660, 664, 666, 686, (Super MTA serial number 60001 and up).
Farmall Torque Amplifier Primary Sun Gear without Bearing
- 23 tooth. For tractor models 300, 330, 340, 350, 400, 450, 460, 504, 544, 560, 606, 656, 660, 664, 666, 686, (Super MTA serial number 60001 and up). (Item #: 113413, Ref. 361283R32) $189.00

photo of For tractor models 1086, 1486, 1586, 3388, 3588, 3788, 786, 886, 986. Length: 29-1\4 inches, 1\4 - 28 NF Thread on both ends. $7 additional shipping is required for this part due to the size. This will be added to the shipping total of the order.
Farmall Torque Amplifier Cable
- For tractor models 1086, 1486, 1586, 3388, 3588, 3788, 786, 886, 986. Length: 29-1\4 inches, 1\4 - 28 NF Thread on both ends. $7 additional shipping is required for this part due to the size. This will be added to the shipping total of the order. (Item #: 121575, Ref. 120003C2) $37.00

photo of For tractor models 756, 766, 826, 856, (886 up to serial number 16999), 966, (986 up to serial number 23999), 1066, (1086 up to serial number 47999), 1256, 1456, 1466, 1468, (1486 up to serial number 25999), 1566, 1568, (1586 up to serial number 20999), (3388 up to serial number 10384), (3588 up to serial number 12729), (4386 serial number 2501 and up), 4568, 4586.
Farmall Knob, Gear Shift, Torque Amplifier, Transmission
- For tractor models 756, 766, 826, 856, (886 up to serial number 16999), 966, (986 up to serial number 23999), 1066, (1086 up to serial number 47999), 1256, 1456, 1466, 1468, (1486 up to serial number 25999), 1566, 1568, (1586 up to serial number 20999), (3388 up to serial number 10384), (3588 up to serial number 12729), (4386 serial number 2501 and up), 4568, 4586. (Item #: 126527, Ref. 397978R2) $17.00

photo of <UL> <li>For International \ Farmall tractor models Super MTA, 400, 450, 560, 660<\li> <li>Includes: Gaskets, IPTO seals & O-Ring<\li> <li>Universal hydraulic oil (2.5 gallon) use Item #: 124173<\li> <\UL>
Farmall Torque Amplifier Gasket Kit
- For International \ Farmall tractor models Super MTA, 400, 450, 560, 660 Includes: Gaskets, IPTO seals & O-Ring Universal hydraulic oil (2.5 gallon) use Item #: 124173 (Item #: 111245) $80.00

photo of <UL> <li>For International \ Farmall tractor models 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 2706, 2756, 2806, 2826, 2856, 3088, 3288, 3688<\li> <li>Compatible with International Construction & industrial models 21206, 21256, 21456<\li> <li>Includes: Elimination Shaft, front housing, plugs, O-ring, bushing, gear used for spacer, MCV Pump, Gasket Set<\li> <li>Speed transmission main shaft also required if existing main shaft is not drilled through the center<\li> <li>Universal hydraulic oil (2.5 gallon) use Item #: 124173<\li> <\UL>
Farmall Torque Amplifier Eliminator Kit
- For International \ Farmall tractor models 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 2706, 2756, 2806, 2826, 2856, 3088, 3288, 3688 Compatible with International Construction & industrial models 21206, 21256, 21456 Includes: Elimination Shaft, front housing, plugs, O-ring, bushing, gear used for spacer, MCV Pump, Gasket Set Speed transmission main shaft also required if existing main shaft is not drilled through the center Universal hydraulic oil (2.5 gallon) use Item #: 124173 (Item #: 111247) $1050.00

photo of <UL> <li>For International \ Farmall tractor models Super MTA, 300, 330, 340, 350, 400, 450, 460, 504, 544, 560, 606, 656, 660, 664, 666, 686, 2504, 2544, 2606, 2656<\li> <li>Replaces International OEM number 359897, 35897N<\li> <\UL>
Farmall Torque Amplifier Clutch Carrier Nut
- For International \ Farmall tractor models Super MTA, 300, 330, 340, 350, 400, 450, 460, 504, 544, 560, 606, 656, 660, 664, 666, 686, 2504, 2544, 2606, 2656 Replaces International OEM number 359897, 35897N (Item #: 111552) $37.76

photo of <UL> <li>For International \ Farmall tractor models 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 2706, 2806, 2826, 2856, 3088, 3288, 3388, 3588, 3688, 6388, 6588<\li> <li>Compatible with International Construction & industrial models 21256, 21456<\li> <li>Replaces International OEM number 380076R4<\li> <li>26 Tooth<\li> <\UL>
Farmall Torque Amplifier Input Shaft
- For International \ Farmall tractor models 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 2706, 2806, 2826, 2856, 3088, 3288, 3388, 3588, 3688, 6388, 6588 Compatible with International Construction & industrial models 21256, 21456 Replaces International OEM number 380076R4 26 Tooth (Item #: 162945) $470.00

photo of <UL> <li>For International \ Farmall tractor models 3388, 3588, 6388, 6588<\li> <li>Includes: Elimination Shaft, front housing, plugs, O-ring, bushing, gear used for spacer<\li> <li>Speed transmission main shaft also required if existing main shaft is not drilled through the center<\li> <\UL>
Farmall Torque Amplifier Eliminator Kit
- For International \ Farmall tractor models 3388, 3588, 6388, 6588 Includes: Elimination Shaft, front housing, plugs, O-ring, bushing, gear used for spacer Speed transmission main shaft also required if existing main shaft is not drilled through the center (Item #: 162948) $520.00

photo of <UL> <li>For International \ Farmall tractor models 300, 330, 340, 350, 400, 450, 460, 504, 544, 560, 606, 656, 660, 664, 666, 686, 2504, 2544, 2606, 2656<\li> <li>Replaces Case IH OEM number 359895R3<\li> <li>Teeth: 27<\li> <li>Flywheel Step: .900 <\li> <\UL>
Farmall Torque Amplifier Carrier
- For International \ Farmall tractor models 300, 330, 340, 350, 400, 450, 460, 504, 544, 560, 606, 656, 660, 664, 666, 686, 2504, 2544, 2606, 2656 Replaces Case IH OEM number 359895R3 Teeth: 27 Flywheel Step: .900 (Item #: 165256) $162.00

photo of <UL> <li>For International \ Farmall tractor models Hydro 100, 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 1566, 1568, 1586, 2706, 2756, 2806, 2826, 2856, 3088, 3288, 3388, 3588, 3688, 3788, 4100, 4156, 4166, 4186, 6388, 6588, 6788, 21206, 21256, 21456<\li> <li>Replaces International OEM number ST3025, ST697, ST3024, ST3011, 80420C91, 80419C91<\li> <li>15 Balls and Retainer<\li> <li>Inside Diameter: 75 mm<\li> <li>Outside Diameter: 130 mm<\li> <li>Width: 22 mm<\li> <li>This bearing is splash lubricated<\li> <li>Make sure sump has an adequate level of oil<\li> <\UL>
Farmall Ball Bearing - Constant Mesh & Torque Amplifier Drive Gear
- For International \ Farmall tractor models Hydro 100, 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 1566, 1568, 1586, 2706, 2756, 2806, 2826, 2856, 3088, 3288, 3388, 3588, 3688, 3788, 4100, 4156, 4166, 4186, 6388, 6588, 6788, 21206, 21256, 21456 Replaces International OEM number ST3025, ST697, ST3024, ST3011, 80420C91, 80419C91 15 Balls and Retainer Inside Diameter: 75 mm Outside Diameter: 130 mm Width: 22 mm This bearing is splash lubricated Make sure sump has an adequate level of oil (Item #: 168435) $35.00

photo of <UL> <li>For International \ Farmall tractor models 1566, 1568, 1586<\li> <li>Replaces International OEM number 393877R93<\li> <li>MCV Gasket Kit & O-Ring Seal Package<\li> <li>For MVC Gasket Set Only use Item #: 114588<\li> <\UL>
Farmall Torque Amplifier Gasket Kit
- For International \ Farmall tractor models 1566, 1568, 1586 Replaces International OEM number 393877R93 MCV Gasket Kit & O-Ring Seal Package For MVC Gasket Set Only use Item #: 114588 (Item #: 169782) $142.00

No
Picture
Farmall Torque Amplifier Pressure Isolator
- For International \ Farmall tractor models 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 1566, 1568, 1586, 2706, 2806, 2826, 2856, 3088, 3288, 3388, 3588, 3688, 3788, 6388, 6588, 6788, 21256, 21456 Used to isolate torque amplifier pressures between the torque amplifier circuit & the MCV circuit Installation: (1) Remove selector spool nut and spool, (2) install isolating rod (threaded end up) and nut Diagnostic: With isolator installed start tractor and read lube pressure. (1) Lube pressure comes up to normal operating pressure (a leak in the torque is robbing lube oil), (2) Problem with the lube oil still exists (problem is in lube circuit or MCV or TA) (Item #: 176779) $40.00

No
Picture
Farmall Torque Amplifier Shaft Oil Slinger
- For International \ Farmall tractor models 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 1566, 1568, 1586, 2706, 2806, 2826, 2856, 3088, 3288, 3388, 3588, 3688, 3788, 6388, 6588, 6788, 21256, 21456 Replaces International OEM number 8301011 This oil slinger will help to reduce clutch failures caused by the TA leaking into the clutch housing that is common with tractors that continue to operate with well-worn Torque Amplifiers The slinger is installed on the TA shaft in front of the TA bushing and helps deflect excess oil coming out of the TA away from the PTO gear seal (Item #: 176790) $25.00

No
Picture
Farmall Torque Amplifier Quill
- For International \ Farmall tractor models 1566, 1568, 1586, 3788, 6788 Replaces International OEM number 68139C1, 68139N (Item #: 177101) $196.32

No
Picture
Farmall Torque Amplifier Heavy Duty, Remanufactured
- For International \ Farmall tractor models 706, 756, 766, 786, 806, 826, 856, 886, 966, 986, 1066, 1086, 1206, 1256, 1456, 1466, 1468, 1486, 2706, 2756, 2806, 2826, 2856 Compatible with International Construction & industrial models 21206, 21256, 21456 Direct Drive Disc: 4 Anti-Free Wheel (TA) Disc: 2 Upper gear with 22 teeth, lower gear with 51 teeth Universal hydraulic oil (2.5 gallon) use Item #: 124173 Additional Handling & Oversize Fees Apply To This Item (Item #: 204241) $1125.01

photo of <UL> <li>For International \ Farmall tractor models Super MTA, Super W6, 300, 330, 340, 350, 400, 450, 460, 504, 544, 560, 606, 656, 660, 664, 666, 686, 2504, 2544, 2606, 2656<\li> <li>Replaces International OEM number 361281R13<\li> <li>For a New version of this sku use Item #: 151955<\li> <\UL>
Farmall Torque Amplifier Carrier, Remanufactured, 361281R13
- For International \ Farmall tractor models Super MTA, Super W6, 300, 330, 340, 350, 400, 450, 460, 504, 544, 560, 606, 656, 660, 664, 666, 686, 2504, 2544, 2606, 2656 Replaces International OEM number 361281R13 For a New version of this sku use Item #: 151955 (Item #: 204411) $161.01

photo of <UL> <li>For International \ Farmall tractor models Super MTA, 400, 450, 560, 660<\li> <li>Iincludes: sprag kit, nut and belt pulley gear<\li> <li>Universal hydraulic oil (2.5 gallon) use Item #: 124173<\li> <\UL>
Farmall Torque Amplifier Heavy, Remanufactured
- For International \ Farmall tractor models Super MTA, 400, 450, 560, 660 Iincludes: sprag kit, nut and belt pulley gear Universal hydraulic oil (2.5 gallon) use Item #: 124173 (Item #: 204449) $1250.01


Click here to see parts by model







PayPal


Order Toll Free
(800) 853-2651
(Mon-Fri)


Order online
anytime!



  

YESTERDAY's TRACTORS has been a leading tractor parts supplier on the internet since 1995. Join thousands of happy customers who have purchased parts and more for their antique tractor from us!

Copyright © 1997-2022 Yesterday's Tractor Co.
Antique Tractor Headquarters
All Rights Reserved

TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.

Website Accessibility Policy

Privacy Policy