07351200 Deck Belt Pulley Replacement for Ariens / Gravely Mower Decks

Overview

This aftermarket 07351200 idler pulley is a replacement mower deck pulley for OEM part-number paths including D28050. It is built for mower deck belt-drive service on compatible Ariens / Gravely mower platforms.

Use this listing when your original pulley number matches one of the replacement numbers below and the pulley dimensions match your original deck pulley.

Key Features

• Product Type: Idler Pulley
• Outside Diameter: 139.3 mm - 5.48 in
• Bore / Center Hole: 9.75 mm - 0.38 in
• Pulley Width: 40 mm - 1.57 inBelt
• Aftermarket replacement pulley for mower deck belt systems
• Designed for compatible riding mower and zero-turn deck applications

Compatible Brands & Model Series

Common compatible model paths from the supplier data include:

• Ariens: Apex Zero-Turn Mower Models :991155 - 52" (SN: 000101 - 040000)
• Ariens: 991159 - 52" 23hp (SN: 060000 - 094999)
• Ariens: 991326, 991327 - 52" 23hp (serial numbers A0401098 and higher)
• Ariens: 991151, 991157 - 60" (SN: 000101 - 040000 )
• Ariens: 991163 - 60" 24hp (SN: 060000 - 095000)
• Ariens: 991590 - 60" 24hp (serial numbers 095000 and higher)Zenith Zero-Turn Mower Models:991320, 991321 - 52" (serial numbers A0398640 and higher)
• Ariens: 991322, 991323 - 60" (serial numbers A0397256 and higher)
• Ariens: 991158 - 60" (SN: 040000 - 095000)
• Ariens: 991153 - 48" (SN: 000101 - 040000)
• Ariens: 991161 - 48" 23hp (SN: 060000 - 095000)
• Ariens: 991324, 991325 - 48" 23hp (serial numbers A0401098 and higher) Compatible with
• Gravely: Pro-Walk Walk-Behind Mower,988172 - 48" (serial numbers 000101 and higher)
• Gravely: 988185 - 48" (SN: 000101 - 000600 )
• Gravely: 988173 - 52" (serial numbers 000101 and higher)
• Gravely: 988186 - 52" (SN: 000101 - 000600 )
• Gravely: 988174 - 60" (serial numbers 000101 and higher)
• Gravely: 988187 - 60" (SN: 000101 - 000600)Pro-Turn Zero-Turn Mower
• Gravely: 991266 (ZT HD 44) - 44" (SN: 000101 - 095000 )
• Gravely: 991128 (Pro-Turn 148) - 48" (SN: 000101 - 100000)
• Gravely: 991280 (Pro-Turn Z 48) - 48" (serial numbers 000101 and higher)
• Gravely: 991286 (Pro-Turn ZX 48) - 48" (SN: 000101 - 095000 )
• Gravely: 991274, 991268 (ZT HD 48) - 48" (SN: 000101 - 095000)
• Gravely: 991129 (Pro-Turn 152) - 52" (SN: 000101 - 100000)
• Gravely: 991132 (Pro-Turn 152) - 52" (serial numbers 100000 and higher)
• Gravely: 991282 (Pro-Turn Z 52) - 52" (serial numbers 000101 and higher)
• Gravely: 991270. 991276 (ZT HD 52) - 52" (SN: 000101 - 095000 )
• Gravely: 991271 (ZT HD Stealth 52) - 52" (serial numbers 000101 and higher)
• Gravely: 9
• Gravely: 2503 (SN:000101 - 004000 ) - 52"992510
• Gravely: 2521 (serial numbers 000101 and higher) - 52"992513, 994158, (serial numbers 000101 and higher) - 52"
• Gravely: 4163 (SN:000101 - 000500) - 52"
• Gravely: 4162 (serial numbers 000500 and higher) - 52"991130
• Gravely: 1133 (
• Gravely: Pro-Turn 160) - 60" (serial numbers 100000 and higher)
• Gravely: 991284 (Pro-Turn Z 60) - 60" (serial numbers 000101 and higher)
• Gravely: 991272 (ZT HD 60) - 60" (SN: 000101 - 095000)
• Gravely: 991278 (ZT HD 60) - 60" (SN: 000101 - 094999)
• Gravely: 992514
• Gravely: 2511 (serial numbers 000101 and higher) - 60"992516, 992522, 992523, 992524
• Gravely: 2526 (serial numbers 000101 and higher) - 60"
• Gravely: 4164 (SN:000101 - 000499) - 60"992502
• Gravely: 2504 (SN:000101 - 004000) - 72"992512, 992518
• Gravely: 2525 (serial numbers 000101 and higher) - 72"
• Ariens: 991161 - Apex 48" Zero-Turn Mower, 23hp (SN: 060000 - 094999)
• Ariens: 991324 - Apex 48" Zero-Turn Mower, 23hp FR, Side-Discharge (serial numbers A0401098 and higher)
• Ariens: 991325 - Apex 48" Zero-Turn Mower, 23hp FR, Rear-Discharge (serial numbers A0401098 and higher)
• Ariens: 991326 - Apex 52" Zero-Turn Mower, 23hp FR, Side-Discharge (serial numbers A0401098 and higher)
• Ariens: 991153 - Apex 48" Zero-Turn Mower, (SN: 015000 - 024999)
• Ariens: 991153 - Apex 48" Zero-Turn Mower, (SN: 025000 - 034999)
• Ariens: 991153 - Apex 48" Zero-Turn Mower, (SN: 035000 - 039999)
• Ariens: 991153 - Apex 48" Zero-Turn Mower, (serial numbers 040000 and higher)
• Ariens: 991153 - Apex 48" Zero-Turn Mower, (SN: 000101 - 000103)
• Ariens: 991153 - Apex 48" Zero-Turn Mower, (SN: 000104 - 014999)
• Ariens: 991153 - Apex 48" Zero-Turn Mower, (SN: 015000 - 024999) Compatible with
• Gravely: 991128 (Pro-Turn 148) - Pro-Turn 48" Zero-Turn Mower, FX (serial numbers 100000 and higher)
• Gravely: 991129 (Pro-Turn 152) - Pro-Turn 52" Zero-Turn Mower, FX (serial numbers 100000 and higher)
• Gravely: 991129 (Pro-Turn 152) - Pro-Turn 52" Zero-Turn Mower, FX (SN: 000101 - 009999)
• Gravely: 991129 (Pro-Turn 152) - Pro-Turn 52" Zero-Turn Mower, FX (SN: 010000 - 016999)
• Gravely: 991132 (Pro-Turn 152) - Pro-Turn 52" Zero-Turn Mower, ZT (serial numbers 100000 and higher)
• Gravely: 991280 (Pro-Turn Z 48) - Pro-Turn 48" Zero-Turn Mower, 764 Pro (serial numbers 000101 and higher)

Replaces OEM Part Numbers

• D28050

Common Symptoms of a Worn Deck Pulley

• Mower deck belt squealing, slipping, or jumping off track
• Visible pulley wobble or uneven belt tracking
• Grinding, rattling, or bearing noise near the deck pulley
• Reduced blade speed or inconsistent cut quality caused by poor belt tension

Why Buy From PTO Direct USA?

• Fast USA shipping
• Fitment-focused replacement parts support
• Clear part-number matching to help reduce ordering mistakes
• Trusted supplier for homeowners, repair shops, and commercial mower operators

Need help confirming fitment? Contact PTO Direct USA with your mower model, deck size, and the number from your original pulley.