LUK SX-D55T Clutch Flywheel Transmission Qk

( Brand: Luk ), ( Manufacturer Part Number: SX-D55T ), ( Type: Clutch Flywheel ), ( Ipn: C379 41-21 ), ( Placement On Vehicle: Transmission Flywheel ), ( Compatible Model: K2500 Suburban ), ( Compatible Year: 1984 1983 1982 1981 1980 1979 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Luk Clutch Flywheel )

Review LUK Clutch Flywheel Gmc Transmission Shift Qk fits SUBURBAN K2500 1979–1984

Introducing the LUK SX-D55T Clutch Flywheel, specifically designed for the transmission QF9 or QF11 found in the 1979-1984 GMC K2500 Suburban. This clutch flywheel is an essential component of your vehicle's powertrain system, responsible for transmitting engine power to the transmission via the clutch.

The LUK SX-D55T Clutch Flywheel is engineered using high-quality materials, ensuring durability and reliability. The flywheel's surface is finished with a sophisticated friction material, allowing for optimal clutch engagement and smooth operation. The material's high coefficient of friction ensures that the clutch engages effectively, while its low wear rate ensures that your clutch lasts longer.

This clutch flywheel is also designed with a precise weight and balance, ensuring that your vehicle's engine runs smoothly and evenly. The flywheel's dimensions are meticulously measured to fit perfectly in your transmission, eliminating any potential for vibrations or misalignments.

Installing the LUK SX-D55T Clutch Flywheel is a straightforward process, making it an excellent choice for DIY enthusiasts. The flywheel comes complete with all necessary hardware for installation, and its bolt pattern and size match the original equipment.

The LUK SX-D55T Clutch Flywheel is the perfect upgrade for your 1979-1984 GMC K2500 Suburban. Its high-quality materials, optimal friction, and precise engineering ensure that your vehicle's powertrain operates efficiently and reliably, giving you peace of mind and a smoother ride. Whether you're towing heavy loads or just cruising down the highway, the LUK SX-D55T Clutch Flywheel is the ideal choice for your vehicle's clutch system.

Buying a LUK SX-D55T clutch flywheel for a 1979-1984 GMC K2500 Suburban transmission QF1 can be a consideration for those experiencing clutch issues or looking for an upgrade. Here are some pros and cons that can help in making an informed decision.

1. Improved Clutch Performance: The LUK SX-D55T is a high-performance clutch flywheel specifically designed to provide better clamping force and smoother engagement compared to the OEM flywheel.

2. Reduced Clutch Pedal Effort: Due to its increased mass, the LUK clutch flywheel reduces the required pedal effort, making it easier for the driver to operate the clutch.

3. Enhanced Durability: The LUK SX-D55T flywheel is made of high-quality materials and features a robust design, ensuring longer lifespan compared to the stock flywheel.

1. Additional Cost: Upgrading to a LUK SX-D55T clutch flywheel involves an additional cost compared to using the OEM flywheel.

2. Weight: The LUK flywheel is heavier than the stock flywheel, which may require adjustments to the clutch master cylinder or slave cylinder to maintain proper clutch system operation.

3. Installation Complexity: Installing the LUK clutch flywheel can be more complicated than installing the stock flywheel due to the additional features and materials used.

In conclusion, the LUK SX-D55T clutch flywheel offers several advantages, including improved clutch performance, reduced pedal effort, and enhanced durability. However, these advantages come with additional cost, weight, and installation complexity. Ultimately, the decision to purchase a LUK clutch flywheel for a 1979-1984 GMC K2500 Suburban transmission QF1 depends on individual priorities and budget.

If the driver values improved clutch performance and reduced pedal effort and is willing to invest in a high-quality aftermarket part, the LUK SX-D55T clutch flywheel is a worthwhile investment. On the other hand, if budget is a concern or the driver prefers a more straightforward installation process, sticking with the OEM flywheel may be the better choice.

Details:

LuK Clutch Flywheel for 1979 1984 GMC K2500 Suburban Transmission Shift qk: Status: In Stock.

part #: sxd55t prices

• $137.98-$152.47

specifications flwheflepla:

• for models: K2500, Suburban
• for makes: Gmc
• for years: 1979-1984
• brand: Luk
• mpn: Sx-d55t
• type: Clutch Flywheel
• ipn: C379 41-21
• placement on vehicle: Transmission Flywheel
• compatible model: K2500 Suburban
• compatible year: 1984 1983 1982 1981 1980 1979
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Luk Clutch Flywheel

seller flwheflepla:

• # reviews: 574683
• rating: 98.9%
• city: Indianapolis, Indiana

offer flwheflepla:

• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home
• started: September 29, 2025

returns flwheflepla:

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

payments flwheflepla:

• credit card: Visa
• wallet: Apple-pay
• other

shipping flwheflepla:

• service: Standard, Expedited
• transit: 3-7 Days
• cost: $0.00
• class: Standard, Expedited
• type: Fixed

general flwheflepla:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Flywheels Flexplates

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