A40172-1-463 Gearset | Meritor Rockwell AxleTech | SSHD Ratio 4.63 (37-8) | New Italian

A40172-1 | Meritor-Rockwell-AxleTech SSHD-F / 44K GAWR Gearset | 4.63 Ratio (37/8) | New Aftermarket - Italian

New aftermarket ring & pinion gearset A40172-1 (also A40172-1F) for Meritor-Rockwell-AxleTech SSHD-F and 44K GAWR (44,000 lb) forward rear axles. 4.63 ratio (37/8 teeth), 2.620" – 26 spline. Precision-machined by Global Drivetrain (Italy) to high-quality standards as a cost-effective replacement. New and ready to ship from Discount Parts Exchange (DPX), Mansfield, Ohio.

Call for pricing & availability: 419-522-3320.

Specs & Features

• Part Number: A40172-1 (also A40172-1F)
• Manufacturer: Global Drivetrain (Italy) – Aftermarket
• Type: Ring & Pinion Gearset
• Gear Ratio: 4.63
• Tooth Count: 37 ring / 8 pinion
• Ring Gear: 40172
• Pinion: 41467
• Pinion Spline: 2.620" – 26 spline
• Condition: New Aftermarket
• Application: Meritor-Rockwell-AxleTech SSHD-F and 44K GAWR (44,000 lb) forward rear differentials

What’s Included

• (1) Ring Gear — 40172
• (1) Pinion — 41467
• No hardware or pinion nut included

Fitment Notes

• Compatible with Meritor-Rockwell-AxleTech SSHD-F and 44K GAWR (44,000 lb) forward rear axle configurations
• Verify spline size (2.620"–26) and ratio/tooth count before installation

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Image Disclaimer

Photos show the actual part in inventory. Minor storage marks possible on surplus/NOS items.

Warranty Policy

Sold as-is; no warranty or returns. Please verify fitment before purchasing. Discount Parts Exchange (DPX) – trusted since 1997.

Shipping / Location

• Ships from our Mansfield, Ohio warehouse (419-522-3320)
• Parcel or LTL options available based on packaging and weight
• Warehouse Bin Location: DPX_OH_BR549_MRA

Ohio’s Premier Heavy-Duty Drivetrain Rebuilder — Built to Perform. Trusted to Last. Discount Parts Exchange (DPX).