Form No. 3377-953 Rev B Parts Catalog Heavy Duty Backhoe 125 Register at www.Toro.com. Original Instructions (EN) RT600 Traction Unit Model No. 25432—Serial No. 313000001 and Up Model No. 25432E—Serial No.
Ordering Replacement Parts For example, a wheel assembly might be identified by reference number 6, the tire by 6:1, the valve by 6:2, and the wheel by 6:3. When you order the assembly identified by reference number 6, you receive all parts identified by reference numbers 6:1,6:2, and 6:3. However, you may also order any part individually. Reference numbers of this type appear in illustration and in parts lists.
Contents Backhoe Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Backhoe Frame and Cylinder Mounting Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Hydraulic Cylinder Assembly No. AU103336 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Backhoe Assembly 3377-953B 4 0
Backhoe Assembly (continued) Ref. 1 2 3 Part Number Qty. 1 1 1 Description Backhoe ASM ● Attach-Seat/Bucket Kit ● Attach Kit ● Ref. 4 5 6 Part Number Qty.
Backhoe Frame and Cylinder Mounting Assembly 3377-953B 6 01
Backhoe Frame and Cylinder Mounting Assembly (continued) Ref. 1 2 3 4 5 6 7 7:1 8 9 10 11 12 13 Part Number Qty. Description 97-1204 3 Nut-Hex AU218-5231 2 Fitting-Elbow, 90 AU230-42112 4 Nut-Hex Lock AU230-4216 2 Nut 302-2 1 Fitting-Grease 323-52 2 Screw-HH 353-374 2 Fitting-Elbow, 90 DEG 237-42 1 O-Ring AU426-1240 4 Bolt 5-1470 2 Screw-HH AU426-616 3 Screw-HH AU495-81203 4 Washer AU496-21041 2 Washer-Flat AU496-41041 2 Washer Ref. 14 15 16 17 18 19 20 21 22 23 24 25 26 7 Part Number Qty.
Hydraulic Cylinder Assembly No.
Hydraulic Cylinder Assembly No. AU103336 (continued) Ref. 1 2 3 Part Number Qty.
Pivot Frame Assembly 3377-953B 10 02
Pivot Frame Assembly (continued) Ref. 1 2 2:2 3 4 5 6 7 8 9 10 11 12 Part Number Qty. Description 32151-77 2 Ring-Retaining, External 127-1269 1 Boom Lock Latch ASM 125-8476 1 Decal-Operator Presence 302-2 2 Fitting-Grease 323-44 2 Screw-HH 323-43 2 Screw-HH AU426-824 1 Screw-HH AU432-2456 1 Pin-Cotter 3253-21 2 Washer-Lock AU496-21053 1 Washer-Flat AU101367 1 Pin-Pivot, Lower AU101377 1 Pin-Pivot, Upper AU101543 6 Washer-Thrust Pivot Ref. 13 14 15 16 17 18 19 20 21 22 23 24 11 Part Number Qty.
Top Pivot Plate, Guard and Valve Assembly 3377-953B 12 03
Top Pivot Plate, Guard and Valve Assembly (continued) Ref. 1 1:1 2 2:2 3 3:2 4 4:2 4:4 5 6 7 8 8:1 9 9:1 10 11 12 13 14 15 16 17 Part Number Qty.
Backhoe Control Valve No.
Backhoe Control Valve No. AU87400034 Controls Section (continued) Ref. 1 2 3 4 5 6 7 8 9 10 11 Part Number Qty. Description AUH438042 2 Hook-C 3272-2 6 Pin-Cotter AUH438043 2 Block AU100406A1 2 Rod AUH152207 2 Knob AU427-4077 2 Pin-Clevis AUH438950 2 Bracket AU62-31010 4 Screw AU62-32516 4 Screw AUH438035 4 Spacer AUH438943 6 Nut-Jam Ref. 12 13 14 15 16 17 18 19 20 21 15 Part Number Qty.
Backhoe Control Valve No.
Backhoe Control Valve No. AU87400034 Inlet Section (continued) Ref. 1 2 3 4 5 6 7 8 9 10 11 12 12:1 14 15 16 16:1 18 19 20 21 21:1 21:2 24 24:1 24:2 27 28 29 30 31 Part Number Qty.
Backhoe Control Valve No.
Backhoe Control Valve No. AU87400034 Outlet Section (continued) Ref. 1 2 3 4 5 6 7 8 9 10 11 12 12:1 14 15 16 17 18 19 20 21 Part Number Qty.
Boom Assembly 3377-953B 20 04
Boom Assembly (continued) Ref. 1 1:1 1:1:2 1:2 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Part Number Qty.
Hydraulic Cylinder Assembly No.
Hydraulic Cylinder Assembly No. AU123706 (continued) Ref. 1 1:1 1:2 1:3 1:4 Part Number Qty. Description 131-0165 1 Gland Seal Kit AU123149 1 Seal-Rod AU123148 1 Seal-Wiper 1 O-Ring ● 1 Ring-Backup ● Ref. 2 2:1 2:2 2:3 2:4 Part Number Qty.
Hydraulic Cylinder Assembly AU305352A1 3377-953B 24 04A2
Hydraulic Cylinder Assembly AU305352A1 (continued) Ref. 1 2 3 4 5 6 7 8 8:1 Part Number Qty. Description AUD30930 4 Bushing 302-2 2 Fitting-Grease AU276-2446 1 Screw AU28-1440 1 Bolt 1 Washer AUG32317 AU305356A1 1 Piston AU1346417C1 1 Gland AU1543256C1 1 Seal Kit AU238-5231 1 O-Ring Ref. 8:2 8:3 8:4 8:5 8:6 8:7 8:8 8:9 Part Number Qty.
Hydraulic Cylinder Assembly AU402216A1 3377-953B 26 04A3
Hydraulic Cylinder Assembly AU402216A1 (continued) Ref. 1 2 3 3:1 3:2 3:3 3:4 3:5 3:6 Part Number Qty. Description AUD31141 2 Bushing 302-2 2 Fitting-Grease AU433774A1 1 Seal Kit 1 Ring-Wear ● 1 Seal-Piston ● 1 Ring-Seal ● 1 O-Ring ● 1 Ring-Back-Up ● 1 Bushing-Center ● Ref. 3:7 3:8 3:9 4 5 6 7 8 Part Number Qty.
Hydraulic Hose Assembly 3377-953B 28 06
Hydraulic Hose Assembly (continued) Ref. 1 2 3 4 5 6 7 8 9 Part Number Qty. Description 127-1051 2 Hose ASM 127-1052 1 Hose ASM 127-1053 1 Hose ASM 127-1054 1 Hose ASM 127-1055 1 Hose ASM 127-1247 1 Hose ASM 127-1248 1 Hose ASM 127-1249 2 Hose ASM-HYD 127-1251 3 Tube ASM, Valve Bottom Ref. 10 11 12 13 14 15 16 17 29 Part Number Qty.
Seat and Post Assembly 3377-953B 30 07
Seat and Post Assembly (continued) Ref. 1 2 3 4 5 6 Part Number Qty. Description 120-7252 1 Nut-Lock AU136-164 1 Pin-Hair Cotter, Int AU230-4218 1 Nut-Lock, Hex 3253-4 4 Washer-Lock AU102292-03 2 Plate-Seat Mounting AU102336 1 Pin-Mount, Seat Ref. 7 8 9 10 11 31 Part Number Qty.
Seat Post Kit Assembly No. AU128531 Ref. 1 2 3 4 5 6 7 8 9 3377-953B Part Number Qty.
Right and Left Mounting Assembly Ref. 1 2 3 4 5 6 6:2 7 7:2 8 9 10 08 Part Number Qty.
Handrail and Walkway Assembly Ref. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 3377-953B Part Number Qty.
Stabilizer Assembly Ref. 1 2 3 3:1 4 5 6 7 8 9 10 Part Number Qty. Description 32151-77 8 Ring-Retaining, External 302-57 2 Fitting-Grease 353-537 4 Fitting-Elbow, 90 DEG 237-79 1 O-Ring AU495-21138 12 Washer-Flat (Hardened) 3334-945 4 Tie-Cable 32120-2 4 Ring-Retaining AU103502A1 4 Bushing AU123115 2 HYD Cylinder ASM AUH434379 2 Pin (Stabilizer Pad End) Ref. 10 11 12 13 14 15 16 35 Part Number Qty.
Cylinder Assembly No. AU123115 Ref. 1 2 3 4 5 6 7 8 9 10 11 Part Number Qty.
Attachments and Accessories For 25432 Heavy Duty Backhoe 125 RT600 Traction Unit Product Name Model/Part Backhoe Drive Release Kit (Tow Valve Kit) ........................................................................................... 25433 Backhoe Drive Release Kit (Tow Valve Kit) ......................................................................................... 25433E Bucket-Trenching, 18in........................................................................................................
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