Automatic Slack Adjuster Straight 1-1/2"-28 Spline 5-1/2" Steer & Drive Axle

eBay Title:

Pro-Par PROSA1172 Automatic Slack Adjuster Straight 1-1/2"-28 Spline 5-1/2" Steer & Drive Axle.

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eBay Description (Part 1):

🔩 Interchange Part Numbers:
PROSA1172, 841224115688, E-15055, FC01172, RB1172, A100042285, E15055

🚗 Automatic Slack Adjuster Straight 5-1/2" Arm 1-1/2"-28 Spline Fits Steer & Drive Axle
Ensure proper performance and fitment with this Automatic Slack Adjuster, designed for heavy duty steer and drive axle air brake systems with 1-1/2"-28 spline and 5.5" arm configuration. Built to meet or exceed OEM specifications, this part provides reliable braking adjustment and long-lasting durability.

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🚗 Vehicle Compatibility Fits

✔ 1-1/2"-28 Spline Steer Axles
✔ 1-1/2"-28 Spline Drive Axles
✔ Heavy Duty Truck Air Brake Systems

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🔧 Key Features

✅ Direct Fit Replacement Matches factory specifications for easy installation
✅ Reliable Performance Ensures proper brake adjustment and safe stopping power
✅ Durable Construction Made from high-quality materials for long-lasting use
✅ Automatic Adjustment Maintains correct brake clearance for consistent braking

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🔄 Cross Reference Part Numbers (WITH BRAND NAMES):

✔ Pro-Par PROSA1172
✔ E-15055
✔ FC01172
✔ RB1172
✔ A100042285

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📅 Compatibility Check

Use the eBay compatibility table or the Select Vehicle option to verify fitment for your vehicle.

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🚚 Fast Free Shipping | 1-Year Warranty | Hassle-Free Returns

📦 Order Now to restore your vehicle’s braking performance with this direct replacement Slack Adjuster 🚛🔩