PRODUCT DETAIL
Features:
Carrier bearing spacer designed for trucks with 3–4" rear lift
Reduces driveline vibrations caused by improper driveline angles
CNC-machined aluminum construction for strength and durability
Anodized finish for corrosion resistance and a clean look
Direct-fit installation with no cutting or welding required
Includes mounting hardware for a secure and precise fit
Carrier Bearing Spacer 3-4" inch
The Cognito 199-90189 Carrier Bearing Spacer is an essential upgrade for lifted trucks experiencing driveline vibration due to altered pinion angles. Designed for vehicles with 3 to 4 inches of rear lift, this spacer helps realign the driveline geometry by repositioning the carrier bearing, which restores smooth power delivery to the rear axle. Whether you’re running a GM HD truck or a lifted Ford Super Duty, this spacer improves drivability and protects your driveline from unnecessary wear.
Fitment:
2001–2025 GM Silverado/Sierra 2500HD & 3500HD
2011–2016 Ford F-250 & F-350 Super Duty
Warranty: Limited lifetime warranty from Cognito Motorsports
Fitment Notes: For use with drivetrains utilizing a two-piece driveshaft and 3–4" rear lift. Not compatible with one-piece driveshaft setups.
FITMENT GUIDE
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