M157175 Deck Pulley for John Deere X320 X324 X340 48"/ X500 X520 48" 54"Premium Quality Replacement Part DeckIdler Pulley Compatible with Ariens Zero-Turn Mower:Max-Zoom HD Zero-Turn Mower 24 Hp Kw.991073 48" (SN: 000101 & Above)991074 52" (SN: 000101 & Above)991075 60" (SN: 000101 & Above)991085 Max-Zoom 48"(SN: 000101 - 019999) Koh.991086 Max-Zoom 52"(SN: 000101 - 019999) 24 Hp Kw.991087 Max-Zoom 60"(SN: 000101 - 019999) 24 Hp Kw.991153 Apex 48"991161 Apex 48"991173 Apex 48"991161 Apex 48"991161 Apex 48"991324 Apex 48"991325 Apex 48"991039 (2452 HD) 52"991040 (2660 HD) 60"991056 (2560) 60"991065 (2552) 52"992312 (PM 144 Z) 44"992316 (PM 260 Z) 60"992317 (PM 260 Z) 60"992321 (PM 272 Z) 72"992322 (PM 252 Z) 52"988812 (PWKA1648S) 48" Pro-Master Zero-Turn Mower992316 (PM 260 H) 60" 27hp (SN: 003000 - 005999)992317 (PM 260 H) 60" 31hp (SN: 003000 & Above)992321 (PM 272 H) 72" 31hp (SN: 003000 & Above)992322 (PM 252 H) 52" 27hp (SN: 003000 & Above) Compatible with Gravely Zero-Turn Mower:991079 (Pro-Turn 148) 48"(SN: 000101 - 020999) Kw.991080 (Pro-Turn 152) 52"(SN: 000101 - 020999) Kw.991082 (ZT 48 HD) 48"(SN: 000101 - 019999) Kw.991083 (ZT 52 HD) 52"(SN: 000101 - 019999) Kw.991084 (ZT 60 HD) 60"(SN: 000101 - 019999) Kw.991128 (Pro-Turn 148) 48"991129 (Pro-Turn 152) 52"991132 (Pro-Turn 152) 52"991266 (ZT HD 44) 44"991268 (ZT HD 48) 48"991274 (ZT HD 48) 48" 7000 Pro991280 (Pro-Turn Z 48) 48" 764 Pro991286 (Pro-Turn ZX 48) 48"994160 Z-Stance 32"991009 (PM 144 XDZ) 44"991010 (PM 148 XDZ) 48"991011 (PM 152 XDZ) 52"991013 (PM 160 XDZ) 60"991015 (PM 144M) 44"991016 (PM 148M) 48"991017 (PM 152M) 52"991018 (PM 152M) 52"991019 (PM 160M) 60"991020 (PM 160M) 60"991021 (PM 148H) 48"991023 (PM 44M) 44"991024 (PM 152M) 52"991026 (PM 144M XDZ) 44"991027 (PM 148M XDZ) 48"991028 (PM 152M XDZ) 52"991029 (PM 148M) 48"991030 (PM 152M) 52"991031 (PM 152M XDZ) 52"991032 (PM 144M) 44"991035 (PM 44Z) 44"991036 (PM 48Z) 48"991037 (ZT 2552 HD) 52"991038 (ZT 2760 HD) 60"988141 (HR 1948 FX) 48"988145 (GR 1548 FX) 48"Compact-Pro 44" Zero-Turn Mower991089 (Compact-Pro 44) (SN: 000101 - 019999)991090 (ZT 44 HD)Kw. (SN: 000101 - 009999)Pro-Master 890018 60" 320XDZ (SN: 001000 & Above)Rapid XZ Side Discharge Mower890100 60" (SN: 000101 & Above)890101 52" (SN: 000101 & Above)890102 72" (SN: 000101 & Above)Zero-Turn Mower890110 60" X-Factor (SN: 020000 & Above)991068 (ZT 48 HD) 48" Kw. (SN: 000101 & Above)991069 (ZT 52 HD) 52" Kw. (SN: 000101 & Above)991070 (ZT 60 HD) 60" Kw. (SN: 000101 & Above)991072 Compact-Pro 44" Kw. (SN: 000101 & Above)991076 (Pro-Turn 148) 48" Kw. (SN: 000101 & Above)991077 (Pro-Turn 152) 52" Kw. (SN: 000101 & Above)991078 (Pro-Turn 160) 60" Kw. (SN: 000101 & Above)Pro-Master Zero-Turn Mower992146 (PM 252M) 52" 23hp Koh. (SN: 000401 & Above)992147 (PM 260M) 60" 25hp Koh. (SN: 000401 & Above)992148 (PM 252M) 52" 25hp Kw. (SN: 000401 & Above)992149 (PM 252H XDZ) 52" 25hp Kw. (SN: 000401 & Above)992150 (PM 252H XDZ) 52" 27hp Koh. (SN: 000401 & Above)992151 (PM 260M XDZ) 60" 25hp Kw. (SN: 000401 & Above)992152 (PM 260M XDZ) 60" 26hp Kw. (SN: 000401 & Above)992153 (PM 260H XDZ) 60" 25hp Kw. (SN: 000401 & Above)992154 (PM 260H XDZ) 60" 27hp Koh. (SN: 000401 & Above)992155 (PM 260M XDZ) 60" 30hp Koh. (SN: 000401 & Above)992156 (PM 260H XDZ) 60" 27hp Dai. Diesel (SN: 000201 & Above)992157 (PM 272H XDZ) 72" 26hp Kw. (SN: 000401 & Above)992158 (PM 272H XDZ) 72" 27hp Dai. Diesel (SN: 000201 - 002999)992159 (PM 260H XDZ) 60" 26hp Kw. (SN: 000101 - 002499) Compatible with EverRide Pro Walk-Behind Mower:988403 (EHWKA1948S) 48"988412 (EGWKA1548S) 48" Compatible with Scag Mower:SMTC-40 40"SMTC-48A 48A"SMTC-52A 52A"STC48-19KA 48"STC48-20CV 48"STC48-21KA 48"STC40-17KA 40"STC48A-19KA 48A"STC48A-20CV 48A"STC48A-21KA 48A"STC52A-21KA 52A"STC52A-23KA 52A"STC52A-23LV 52A Order Includes: 1 xIdler Pulley:07340100, 07351800, 07300015,D18031,482217,07300526, 07300103Inner Diameter : 9.5 mm - 0.37"Outer Diameter : 127.7 mm - 5.02"OuterWidth : 19.8 mm - 0.77" InnerWidth : 13 mm - 0.51"