MOOG For Ram 1500 Front CV Axle Assembly 2012-2022
Upgrade your Ram 1500 with this premium front CV axle assembly — precision‑engineered for a direct, bolt‑on replacement that restores smooth power delivery and driveline stability without any modifications, designed specifically for 4WD models.Kit Includes
• 1x Front CV axle assembly (66-3740) — fits driver (LH) or passenger (RH) side (verify orientation before ordering)
• 1x Axle retaining nut — included for a complete, hassle‑free installationCV Axle Specs
• Precision‑machined to OE specifications for a perfect, vibration‑free fit
• Compressed length: 24.37 inches — exact fit for compatible applications
• Input shaft spline count: 29 teeth — secure connection to the transmission
• Output shaft spline count: 33 teeth — precise fit to the hub
• Boot material: Thermoplastic outboard boot for increased life and durability (severe‑duty application)
• Boot clamps: Pneumatically crimped — creates a perfect seal between boot and housing
• Splines are precision‑rolled to ensure proper fit into the hub and transmission
• Threads are precision‑rolled for secure axle nut installation
• Measurements validated after assembly to ensure proper fit
• Fit type: Vehicle Specific — direct replacement
• Direct replacement — no cutting, drilling, or modifications needed
• Replaces OE numbers: 66‑3740, 663740, 66‑3740HD, 68028398AA, 68028398AB, 68259567AA, RL028398AAImportant Fitment Notes
• Compatible with:
- Ram 1500 (2012‑2022) – 4WD models
- Ram 1500 Classic (2019‑2020) – 4WD models
• This assembly fits front left or front right position (one per order).
• Designed specifically for 4WD vehicles — will not fit 2WD models.
• Please verify your vehicle\'s year, model, and drive type before ordering.
On Aug 19, 2026 at 10:39:36 PDT, seller added the following information:
