Motive Gear N233-463F Differential Ring & Pinion For Nissan H233B Gear Ratio 4.63, 11-Bolt 29 Spline 8 Pinion & 37 Ring Tooth - Fits Nissan Patrol Terrano Xterra D21 Replaces Nitro H233B-463R-NG

Short Summary: The Motive Gear N233-463F Differential Ring and Pinion Set is engineered for Nissan H233B front axles, offering a durable 4.63 gear ratio upgrade. This reverse-cut gear set is perfect for European Nissan Patrols, Xterras, Terranos, and more – ensuring performance, strength, and fitment.Key FeaturesGear Ratio: 4.63, ideal for low-end torque and tractionTooth Count: 8 Pinion / 37 Ring Gear TeethMaterial: 8620 Steel, heat-treated for durabilityFitment: Nissan H233B Front Axle, Reverse RotationRing Gear Specs: 8.25" Outside Diameter, 9-Bolt, 12mm Bolt SizePinion Specs: 29 Spline, 1.57" Shaft DiameterCover Bolt Count: 11Vehicle CompatibilityNissan: D21 (1990–1994), Patrol (GQ, GU), Pathfinder, Terrano, Xterra, Maverick – with H233B Front AxleReplaces OEM & Aftermarket Part NumbersNitro Gear & Axle: H233B-463R-NGWarranty & Quality AssuranceThis Motive Gear product includes a 1-year or 50,000-mile warranty and is engineered in the USA to meet strict OE standards. Trusted for high-performance differentials in trucks, SUVs, and 4x4 applications.

• Precision-engineered Motive Gear ring & pinion set for Nissan H233B front differentials with a 4.63 ratio; built for high-torque performance in off-road and utility conditions.
• Constructed from premium 8620 steel for long-lasting strength and heat resistance; reverse rotation, 8.25" ring gear OD with 12mm bolts.
• Features 8-tooth pinion gear with 1.57" shaft diameter and 29-spline count; includes 37-tooth ring gear with 9-bolt pattern for OE-style installation.
• Compatible with 1990–1994 Nissan D21 and European models like Patrol GQ/GU, Terrano, Xterra, Pathfinder, and Maverick with H233B front axle.
• Backed by a 1-year / 50,000-mile warranty; ideal for gear swaps, performance upgrades, or differential rebuilds – Motive Gear means quality.