SKU: YDAC8.89-355P/L / UPC: 883584132004
Yukon Chrysler 8.75″ Differential 489 Case Dropout Assembly with Sure-Grip LSD, 3.55 Ratio
The Yukon Chrysler 8.75″ Differential 489 Case Dropout Assembly, engineered for durability and precision in high-performance and racing applications. This fully assembled third-member dropout, part number YDAC8.89-355P/L (UPC: 883584132004), is designed for seamless installation and reliable operation, making it the ideal choice for enthusiasts seeking a robust differential solution for their Dodge or Chrysler vehicles.
Key Features and Benefits
- Nodular Iron Case: Constructed from high-strength nodular iron, this 489 case ensures rigidity and power handling, reducing gear deflection for consistent contact and extended service life.
- Sure-Grip/Powr-Lok Limited Slip Differential: Features a clutch-type, four-spider-gear design that enhances torque bias and traction, delivering confident handling in demanding conditions like street, strip, or off-road environments.
- 3.55 Gear Ratio: Precision-engineered for a balance of acceleration and efficiency, ideal for performance driving and towing applications.
- 30-Spline Pinion: Provides compatibility with high-torque setups, ensuring strength and reliability under heavy loads.
- Pre-Assembled and Ready to Install: Built by Yukon’s expert technicians, this dropout is fully shimmed and backlashed to exact specifications. Simply install into your differential housing, bolt on the cover, add fluid, and drive.
- Heavy-Duty Construction: Designed with upgraded materials compared to OEM, offering enhanced strength for racing and high-performance applications.
What’s Included in the Purchase
- Yukon Dropout Assembly (Part Number: YDAC8.89-355P/L)
- Nodular iron 489 case
- Sure-Grip/Powr-Lok limited slip differential (clutch-type)
- 3.55 ratio ring and pinion gears
- 30-spline pinion
- All necessary internal bearings and seals
Note: Yoke and fill plug (Part Number: CHY612017) are not included and must be purchased separately.
Vehicle Fitment
This dropout assembly is compatible with the following vehicles equipped with a Chrysler 8.75″ differential and 489 case:
- Dodge:
- Charger: 1966–1972
- Coronet: 1965–1972
- Dart: 1963–1972
- Challenger: 1970–1972
- Super Bee: 1968–1971
- Ramcharger: 1974
- B-Series Vans: 1971–1972
- D-Series Trucks: 1965–1972
- W-Series Trucks: 1965–1972
- Chrysler:
- Imperial: 1966–1972
- New Yorker: 1966–1972
- Newport: 1965–1972
- 300: 1966–1971
- Plymouth:
- Barracuda: 1964–1972
- Belvedere: 1965–1970
- Duster: 1970–1972
- Fury: 1965–1972
- GTX: 1967–1971
- Road Runner: 1968–1972
- Satellite: 1965–1972
- Year Range: 1960–1972 (verify specific model and axle spline count).
Fitment Notes: Confirm your vehicle’s differential is a Chrysler 8.75″ with a 489 case and 30-spline axles. This assembly is designed for “89” housing configurations. For precise fitment, consult your vehicle’s service manual or contact Yukon Gear & Axle support.
Specifications
- Differential Type: Chrysler 8.75″ with 489 case
- Gear Ratio: 3.55
- Spline Count: 30
- Case Material: Nodular iron
- Differential Type: Sure-Grip/Powr-Lok clutch-type limited slip
- Weight: Approximately 75 lbs
- Dimensions: 13″ W x 15″ H x 13″ L
- Warranty: Refer to Yukon Gear & Axle’s warranty policy for details.
Why Choose This Yukon Dropout Assembly?
This Yukon dropout stands out for its meticulous craftsmanship, combining a nodular iron case with a high-performance Sure-Grip limited slip differential. Unlike standard OEM assemblies, it’s built to withstand the rigors of high-horsepower applications, offering improved traction and durability. The pre-assembled design saves time and ensures precision, making it a practical choice for both professional shops and DIY enthusiasts. Backed by Yukon Gear & Axle’s reputation for quality and rigorous in-house testing, this assembly delivers performance you can trust.
Installation Notes
- Requires a compatible yoke (not included; recommend Yukon yoke for 29-spline pinion, part number YY C52068839).
- Fill plug (CHY612017) sold separately.
- Use high-quality differential fluid (refer to vehicle manual for specifications).
- Professional installation recommended for proper setup and longevity.
Manufacturer Details
Yukon Gear & Axle, a leading name in drivetrain components, manufactures this dropout assembly with state-of-the-art equipment and stringent quality control. Their Everett, WA facility features advanced testing labs, including Coordinate Measuring Machines (CMM), to ensure every part meets or exceeds OEM standards. Yukon’s commitment to quality extends to their extensive support for distributors and customers, ensuring you have the technical guidance needed for a successful installation.
Order Now to equip your Chrysler or Dodge with the Yukon Chrysler 8.75″ Differential 489 Case Dropout Assembly (YDAC8.89-355P/L) for reliable, high-performance operation.
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