Installation, Repair and Replacement of John Deere Sabre 14.5/38 Hydro Tractor Drive Belt GX10851

Left-hand and right-hand are referenced from the point of view of the tractor operator.The flat backside of the belt rides on flat idlers; the inside vee rides in v-idlers and pulleys. This John Deere Sabre uses drive belt part number GX10851 which is 98.87" long x 1/2" wide, HA section, 0.31 thick, 32 deg., KEVLAR construction.

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Models: SABRE 1438GS, 1438HS, 15.538GS, 15.538HS, 1542GS, 1542HS, 15.542GS, 15.542HS, 1642HS, 1642V-Twin H, 1642V-Twin G, 1646HS, 1646V-Twin H, 1742GS, 1742HS; EUROPRO 1438GS, 1538HS, 1542GS, 1642H, 1646H; Scotts S1642, S2546 Special Edition; SABO 97-14HS, 107-17HS


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#1. Overall view

Overall view of the belt layout (#1). The engine pulley is at the right of the photo. The transmission is at the left.

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#2. Brake latch eyebolt

The parking brake latch eyebolt (#2, white) must be removed to replace the drive belt. Bring the front loop of the belt forward over the parking brake latch rod and reinstall the eyebolt.

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#3. Disconnect drag link

Disconnect the drag link from the steering arm (#3, red). Bring the front loop around the steering shaft and reconnect the drag link.

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#4. Engine pulley

Remove the belt guide from around the engine pulley. Put the belt on the upper engine pulley. Be sure the belt is within the guide shown at #4, red. Reinstall the guide. Disconnect the forward hook of the large idler tensioning spring from the frame bracket (#4, blue).


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#5. Transmission pulley

Run the back end of the belt around the transmission pulley and rear v-idler (#5).

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#6. Tensioning idlers

Finally, route the belt around the tensioning idlers (#6). Reconnect the tensioning spring. Note the position of the spring"s rearward hook (#6, white).

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#7. Sabre 14.5/38 Hydro drive diagram

John Deere Sabre 14.5/38 Hydro drive diagram (#7).