TCI 223600 Forward Drum Shaft Billet Steel 788120002585 TH400

( Brand: Tci ), ( Manufacturer Part Number: 223600 ), ( Part Type: Shaft ), ( Manufacturer Warranty: Manufacturers Limited 90 Day ), ( UPC: 788120002585 )

Review TCI Forward Drum Input Shaft Heavy Duty Billet Steel

The TCI 223600 Forward Drum Shaft is a critical component for any Th400 transmission application. This shaft is meticulously crafted from high-strength billet steel, ensuring superior durability and reliability compared to standard cast drum shafts.

Measurements for this shaft include an overall length of 20.5 inches, with a diameter of 1.0625 inches at the small end and 1.25 inches at the large end. The spline diameter is 1.25 inches, and it features a 30 spline count. The small end of the shaft is designed to fit a 1.750 inch diameter drum, while the large end is compatible with a 2.250 inch diameter drum.

The forward drum shaft plays a crucial role in the transmission by connecting the transmission drum to the driveshaft. It is responsible for transferring the engine's rotational force to the driveshaft and ultimately to the wheels. With its increased strength and durability, the TCI 223600 Forward Drum Shaft is an excellent upgrade for high-performance applications or for transmissions that experience heavy loads.

The billet steel construction of this shaft also allows for precise machining and finishing, ensuring a smooth and accurate fit within the transmission. The shaft's surface is treated with a durable, corrosion-resistant coating to protect against the elements and prolong its lifespan.

The TCI 223600 Forward Drum Shaft is a direct replacement for the factory part, making it an easy upgrade for any Th400 transmission. It is recommended to use this shaft in conjunction with a suitable transmission rebuild kit for optimal performance.

In summary, the TCI 223600 Forward Drum Shaft is a high-strength, precision-machined component designed to enhance the durability and performance of your Th400 transmission. Its billet steel construction, increased spline count, and corrosion-resistant coating make it a superior alternative to the factory part for high-performance or heavy-duty applications.

Pros and Cons of Buying a TCI 223600 Forward Drum Shaft for TH400 Transmission

The TCI 223600 Forward Drum Shaft is a billet steel component designed for use in TH400 transmissions. This part is known for its durability and strength, making it an ideal choice for high-performance applications. In this article, we will discuss the pros and cons of purchasing this forward drum shaft from TCI.

1. High-Strength Material: The use of billet steel in the construction of this forward drum shaft makes it stronger than its cast counterparts. Billet steel is homogeneously forged, ensuring uniform material properties and increased strength.

2. Enhanced Durability: The TCI 223600 Forward Drum Shaft is designed to withstand the rigors of high-performance applications. Its high-strength material and precision machining make it resistant to failure under heavy loads.

3. Improved Performance: By upgrading the forward drum shaft with a stronger billet steel component, you can improve the overall performance of your TH400 transmission. This includes better power transfer, smoother shifts, and increased torque capacity.

4. Precision Machining: TCI uses advanced machining techniques to manufacture its forward drum shafts, ensuring a perfect fit and smooth operation. This level of precision can lead to better performance and longer component life.

1. Cost: The TCI 223600 Forward Drum Shaft is more expensive than its cast counterparts. This can be a significant investment for some enthusiasts or racers.

2. Installation Complexity: Installing a billet steel forward drum shaft in a TH400 transmission can be more complex than installing a cast part. This may require additional labor costs or specialized tools.

3. Weight: While the increased strength of billet steel is an advantage, it can also add weight to the transmission. This may impact overall vehicle performance, particularly in weight-sensitive applications.

The TCI 223600 Forward Drum Shaft is an excellent choice for those seeking enhanced strength, durability, and performance in their TH400 transmission. Its use of high-quality billet steel and precision machining ensures a strong, reliable component that can withstand the demands of high-performance applications. However, the cost and installation complexity may be drawbacks for some enthusiasts or racers. Ultimately, the decision to purchase this forward drum shaft depends on your budget, performance goals, and technical capabilities.

If you're looking to upgrade the strength and durability of your TH400 transmission for high-performance applications and are willing to invest in a quality component, the TCI 223600 Forward Drum Shaft is an excellent choice. Its use of billet steel and precision machining ensures a strong, reliable component that can withstand the rigors of high-performance applications. However, if cost or installation complexity are concerns, you may want to consider alternative options or seek advice from a transmission specialist.

Details:

Buyer pays return shipping. TCI 223600 Forward Drum with Input Shaft - Heavy Duty Billet Steel TH400. Sold as a kit.: TCI Hardened Input Shafts are constructed from hardened, aircraft quality Vac Melt 300 billet steel or Pasco high strength. See the chart below to compare TCI Input Shaft materials compared stock and other aftermarket brands.; Menu.

They feature increased lubrication flow and strength with a resized diameter that provides optimum stress distribution along the entire length of shaft extended high gear splines to oil ring. Forward Drum feature Larger Diameter Billet Input shaft installed. Reduces rotating mass without compromising drum integrity. Part Number:: Compatible with vehicles equipped a TH400 Turbo 400 automatic transmission.

part #: 223600 prices

• $546.99-$562.76

specifications othellodrivetrain:

• brand: Tci
• mpn: 223600
• part type: Shaft
• manufacturer warranty: Manufacturers Limited 90 Day
• upc: 788120002585

offer othellodrivetrain:

• quantity: 4
• availability: In Stock
• started: December 30, 2025
• options: Ship-to-home
• sold: 0

seller othellodrivetrain:

• # reviews: 51707
• rating: 99.5%
• city: Bowling Green, Kentucky

general othellodrivetrain:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain

shipping othellodrivetrain:

• cost: $0.00
• service: UPS Ground
• type: Fixed
• transit: 4-8 Days
• class: Standard
• carrier: UPS

payments othellodrivetrain:

• wallet: Apple-pay
• other
• credit card: Diners-club

returns othellodrivetrain:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

Tci 223600 Is Similar To:

• Tci 549700 Transmission Input Shaft 26 Spline Billet Steel C4 Each (60% similar) They feature increased lubrication flow and strength with a resized diameter that provides optimum stress distribution along the entire length of shaft extended high gear splines to oil ring. Tci 549700 transmission input shaft - 26 spline billet steel c4 each. See the chart below to compare...(December 8th, 2024)
• Tci 376715 Throttle Valve Cable Connector Steel 200-4r 700r4 4l60 aod (30.8% similar) Sold as a kit.: Tci throttle valve cable bracket corrector kits are designed to correct geometry problems in order give you the required TV adjustment.; menu. Zinc plated for corrosion resistance and good looks. Tci 376715 throttle valve cable connector - steel 200-4R/700R4/4L60/ADO...(December 11th, 2024)
• Tci 724002 Transmission Clutch Plates Kolene-treated Steel 070 Inch Powerglide (37.1% similar) The round plate has a friction sensitive surface that allows it to grip and sits next the flywheel is connected driveshaft, so starts spin as soon engine turned on motor turns crankshaft. When the clutch pedal is released, pressure plate reengaged by springs and then pushes against...(February 22nd, 2025)
• Tci 749500 Transbrake Brake Release Valve With Spring Steel Powerglide (38.9% similar) Your valve body is the brain of your transmission, and trans-brake allows you to achieve quicker more consistent reaction times; keep it functioning effectively with proper care Tci replacement release valves.; menu. Valve includes spring. Buyer pays return shipping. Sold individually...(March 9th, 2025)
• Tci 224400 22440 Rear Case Bearing Shims Steel Sold As A Kit (40.3% similar) Buyer pays return shipping. Compatible with vehicles equipped an factory or aftermarket TH400 turbo 400 cases machined 2.900 counter bore. Sold as a kit of 3 three shims and 1 thrust bearing.: reduce drag increase torque capacity by replacing the factory thrust washer with this needle...(April 26th, 2025)
• Tci 149260 Automotive Compatible With replacement For Bristol (34.1% similar) Automatic transmission adapter plate kit. Tci automotive 149260 - Bristol, Chrysler, deist, dodge.: Tci automotive got their start producing torque converters for the hardcore drag racing and circle track scene. Title: gm transmission to Chrysler 6 hole 383/426/440 6-HOLE crank...(May 19th, 2025)
• Tci 525505 Automotive Compatible With replacement For Ford (27.3% similar) Title: ford c4 Kevlar reverse band. Tci automotive 525505 - ford, Lincoln, mercury automatic transmission band.: Tci automotive got their start producing torque converters for the hardcore drag racing and circle track scene...(June 4th, 2025)
• Tci 704700 Spiral Lock Front Pump Drive Steel (37% similar) Part number:: front pump drive spiral lock ring for vehicle equipped with a gm power GLIDE/TH350 turbo 350 /TH400 400 automatic transmissions and utilizing Tci 745000/162000. Natural finish. Tci 704700 spiral lock - front pump drive steel. Sold individually.: replacement...(October 18th, 2025)
• Tci Automotive 376035 Transbrake Kit For 4l60e With Engine Braking 93 (34% similar) Condition: new. Manufacturer: Tci automotive. Brand: Tci automotive. The trans brake acts in much the same manner as a manual clutch. Trans brake kit for 4L60E w/ engine braking. Once it is engaged, the vehicle can neither roll forward nor backward, and as you press on accelerator, engine...(March 14th, 2026)