FREE SHIPPING on orders above $249.99! Details

• Tractor Parts

• Engine Kits

• Carburetors

• Salvage

• Manuals

• DVDs

• Hats

• Contact Us

• Shipping Rates

• Return Policy

• Ordering Help

• Company Info

• Parts Warranty

• Forums

John Deere 1850 Parts

Category: PTO / Driveline

[Categories] [All 1850 Parts] [All John Deere Models]

PTO Bearing Cap Gasket - For John Deere tractor models 840, 940 (& V), 1040 (& V), 1140 (& F, V), 1350, 1550, 1640 (& F), 1641, 1641F, 1750 (& V), 1840 (& F), 1850 (& F, V), 1850N, 1950 (& F), 1950N, 2040 (& F), 2040S, 2140, 2141, 2150, 2155, 2250 (& F), 2251, 2255, 2350, 2351, 2355, 2355N, 2450 (& F), 2541, 2550, 2555, 2650 (& F), 2650N, 2651, 2750, 2755, 2850, 2855N, 2941, 2950, 2951, 2955, 3040, 3050, 3055, 3140, 3141, 3150, 3155, 3255, 3340, 3350, 3351, 3641, 3650, 3651, Replaces John Deere OEM number A-L60548, (Item #: 179539) $9.00

PTO Plate, Remanufactured, AT21675 - For John Deere tractor models 301, 820, 830, 840, 920, 930, 940, 1020, 1030, 1040, 1120, 1130, 1140, 1350, 1520, 1530, 1550, 1630, 1640, 1750, 1840, 1850, 1950, 2020, 2030, 2040, 2120, 2130, 2150, 2155, 2240, 2250, 2350, 2440, 2450, 2550, 2630, 2640, Replaces John Deere OEM number AT21675, AL19092, Clutch Size: 9", Clutch Hub: 1-1/2", Clutch Spline: 23, Clutch Center: Spring, For a New version of this sku use Item #: 150755, (Item #: 205870) $109.01

PTO Shaft - This PTO Shaft is 31.250 long, 6 spline, 540 RPM. It is used on some of the following: 1020 (W/ HEAVY DUTY PTO BEARINGS), 1030, 1040 (Serial Number 437370 and up), 1120 (W/ HEAVY DUTY PTO BEARINGS), 1130, 1140 (SN 437370>), 1350, 1550, 1630, 1640, 1641F, 1750, 1850, 2030, 2040 (Serial Number 350000 and up), 2130, 2140, 2150, 2155, 2240 (Serial Number 350000 and up), 2250, 2255, 2350, 2355, 2450, 2550, 2555, 2750, 2755, 2855, 820 (3 Cyl.) (W/ HEAVY DUTY PTO BEARINGS), 840 (Serial Number 437370 and up), 920 (W/ HEAVY DUTY PTO BEARINGS), 940 (Serial Number 437370 and up) It replaces L28712, L38806. Verify measurements and OEM Numbers. (Item #: 162347, Ref: L38806) $380.00

PTO Shaft - 540 RPM, Used - For John Deere tractor models 820 (3 Cyl., Witth Heavy Duty PTO Bearings), 840 (s/n 437370-later), 920 (Witth Heavy Duty PTO Bearings), 940 (s/n 437370-later), 1020 (Witth Heavy Duty PTO Bearings), 1030, 1040 (s/n 437370-later), 1120 (Witth Heavy Duty PTO Bearings), 1130, 1140 (s/n 437370-later), 1350, 1550, 1630, 1640, 1641F, 1750, 1850, 2030, 2040 (s/n 350000-later), 2130, 2140, 2150, 2155, 2240 (s/n 350000-later), 2250, 2255, 2350, 2355, 2450, 2550, 2555, 2750, 2755, 2855, Replaces John Deere OEM number L38806, 31.250" Long, 6 Spline, For a new version of this item use Item #: 162347, Used items are not always in stock. If we are unable to ship this part we will contact you within one business day., (Item #: 442502) $206.01

PTO Shaft Seal - This Seal has multiple applications for John Deere, including; PTO seal, differential brake pinion shaft seal, inner bearing housing seal, direction reverser seal, upper final drive outer pinion shaft seal, front wheel assist transfer box seal, and others. It measures 1.375 inch inside diameter, 2.130 inch outside diameter, and 0.437 inch wide. Verify measurements or OEM part number before ordering. Replaces 0511073, 1K1590, 1K1590, 224810, 230608, 241779, 340214, 35451D, 357970R91, 357976R91, 380184R91, 43509D, 43509DA, 511073, 527829R91, 60454D, 659124R91, 70224810, 70230608, 70241779, 70241D, 938294R91, 938294R92, AH14076, AL2094T, AL56820, AM253T, AN30648, AN32717, AP24021, K1590, K1590, M86688, N71730N, T22069 (Item #: 128541, Ref: 70241779) $7.70

Universal Parts and Accessories
Category: PTO / Driveline

Driveline Assembly - AB4 series, complete drive shaft assembly with shielding and tractor and implement yokes. 1-3/8 inch 6 spline Q.D. tractor and implement yokes. 1333 mm (52-1/2 inch) overall length, end of yoke to end of yoke. 1110 mm (43-3/4 inch) compressed length center to center of cross bore. Cross and bearing kit is 27 mm 1.063 (1-1/16 inch) bearing diameter x 74.6 mm 2.940 (2-15/16 inch). 1333 mm (52-1/2 inch) overall length. ***VERIFY LENGTH BEFORE ORDERING*** (Item #: 124837, Ref: AB4111WY138) $122.00

Driveline Assembly with Yokes - AB4 series, complete drive shaft assembly with shielding and tractor and implement yokes. 1-3/8 inch 6 spline Q.D. tractor yoke. 1-3/8 inch round bore with 1/2 inch pin hole implement yoke. 1300 mm (51 inch) overall length end of yoke to end of yoke. 1110 mm (43-3/4 inch) compressed length center to center of cross bore. Cross and bearing kit, 27 mm 1.063 (1-1/16 inch) bearing diameter x 74.6 mm 2.940 (2-15/16 inch) overall length (43-3/4 inch). Verify length before ordering. (Item #: 180775, Ref: AB4111WY) $173.00

Driveline Assembly with Yokes - AB4 series, complete drive shaft assembly with shielding and tractor yoke, ratcheting torque limiter on implement end. 1-3/8 inch 6 spline Q.D. tractor yoke, 1-3/8 inch 6 spline ratcheting torque limiter with quick disconnect on implement end. 1372 mm (54 inch) overall length end of yoke to end of clutch. 1110 mm (43-3/4 inch) compressed length center to center of cross bore. Cross and bearing kit 27 mm 1.063 (1-1/16 inch) bearing diameter x 74.6 mm 2.940 (2-15/16 inch). 1372 mm (54 inch) overall length ***VERIFY LENGTH BEFORE ORDERING*** (Item #: 124815, Ref: AB4111K33) $339.00

Overrun Coupler with Quick Release - This Overrun Coupler features a Quick Release. It fits applications needing a male and female end of 6 splines and 1 3/8 inches. Rated up to 70 horsepower. (Item #: 182532, Ref: S.23639) $56.00

PTO Adapter - I.D. 1.125 inch 6 spline Female to O.D. 1.375 inch 6 spline Male, ExtendsL 1.125 inches, Length: 3 inches, Max HP: 70. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 103190, Ref: PA01) $10.88

PTO Adapter - Inside diameter 1.375 inch 21 spline female to outside diameter 1.375 inch 6 spline male. Extends: 4.125 inch, length: 6.375 inch. Max HP: 70. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 103188, Ref: PA08) $30.48

PTO Adapter - I.D. 1.375 inch 6 spline female to O.D. 1.375 inch 6 spline male, Extends: 4.125 inches, Length: 6.375 inches Max HP: 70. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 103187, Ref: PA09) $70.00

PTO Adapter - Extends and increases: 1 1/8" female 6 spline to 1 3/8" male 6 spline. 4-5/8" length. Extends PTO 2-3/4" . Max HP: 70. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". Also Replaces T353F. (Item #: 103191, Ref: PA04) $21.00

PTO Adapter - I.D. 1.375 inch 6 spline female to O.D. 1.125 inch 6 spline male, Extends: 2.750 inches, Length: 5.375 inches Max HP: 70. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 103192, Ref: PA05) $20.00

PTO Adapter - I.D. 1.375 inch 6 spline female to O.D. 1.375 inch 6 spline male, Extends PTO Shaft 4.00 inches, Length: 5.75 inches, Max HP: 70. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 121311, Ref: PA06) $26.00

PTO Adapter - I.D. 1.375 inch 6 spline female to O.D. 1.375 inch 21 spline male, Extends: 4.125 inches, Length: 5.875 inches, Max HP: 70 Picture is generic. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 152729, Ref: PA11) $39.70

PTO Adapter - I.D. 1.750" 20 spline female to O.D. 1.375" 6 spline inch male, Extends: 4.625", Length: 7.50", Max HP: 100. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: PA12) $64.58

PTO Adapter - I.D. 1.750 inch 20 spline female to O.D. 1.375 inch 21 spline male, Extends: 4.625 inches, Length: 7.00 inches, Max HP: 100 Picture is generic. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 103195, Ref: PA14) $50.00

PTO Driveline - Weasler Driveline 14006127ST is designed for fertilizer spreader and general applications., Designed for fertilizer spreader general applications, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Equivalent to Bondioli- Pavesi PTO Series 1, Compressed (Closed) Length: 27", Extended Length: 30", Compressed Overall Length: 34.08", Extended Overall Length: 37.08", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8"-6 Spline Quick Disconnect, Rated for 15 HP at 540 RPMS and 23 HP at 1000 RPMS, (Item #: 131232) $124.00

PTO Driveline - Weasler Driveline 14006340ST is designed for fertilizer spreader and general applications., Designed for finishing mower general applications, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Equivalent to Bondioli- Pavesi PTO Series 3, Compressed (Closed) Length: 31.89", Compressed Overall Length: 39.93", Extended Length: 48.94", Extended Overall Length: 56.98", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8"-6 Spline Quick Disconnect, Rated for 29 HP at 540 RPMS and 44 HP at 1000 RPMS, (Item #: 131234) $154.00

PTO Driveline - Weasler Driveline 14006430ST is designed for for rotary cutter general applications, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Equivalent to Bondioli- Pavesi PTO Series 4, Compressed (Closed) Length: 22.05", Compressed Overall Length: 30.00", Extended Length: 30.28", Extended Overall Length: 40.23", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8" Round, Rated for 36 HP at 540 RPMS and 56 HP at 1000 RPMS, (Item #: 131238) $165.98

PTO Driveline - Weasler Driveline 14006432ST is designed designed for rotary cutter general applications�, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Bondioli- Pavesi PTO Series: 4, Compressed (Closed) Length: 24.02", Compressed Overall Length: 31.97", Extended Length: 35.55", Extended Overall Length: 43.50", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8" Round, HP@540RPM: 36, HP@1000RPM: 56, (Item #: 131239) $157.00

PTO Driveline - Weasler Driveline 14006437ST is designed designed for rotary cutter general applications, Design adjustability (cut-to-length) capabilities, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Bondioli- Pavesi PTO Series: 4, Compressed (Closed) Length: 37.00", Compressed Overall Length: 46.39", Extended Length: 43.67", Extended Overall Length: 53.06", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8" Round, HP@540RPM: 36, HP@1000RPM: 56, (Item #: 131241) $170.00

PTO Driveline - Weasler Driveline 14006442ST is designed designed for rotary cutter general applications�, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Equivalent to Bondioli- Pavesi PTO Series: 4, Compressed (Closed) Length: 33.86", Compressed Overall Length: 41.81", Extended Length: 53.88", Extended Overall Length: 63.27", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8" Round�, HP@540RPM: 36, HP@1000RPM: 56, (Item #: 131242) $183.00

PTO Driveline - Weasler Driveline 14006448ST is designed designed for rotary cutter general applications, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Equivalent to Bondioli- Pavesi PTO Series: 4, Compressed (Closed) Length: 39.76", Compressed Overall Length: 48.18", Extended Length: 61.81", Extended Overall Length: 70.23", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8"-6 Spline Quick Disconnect, HP@540RPM: 36, HP@1000RPM: 56, (Item #: 131243) $169.00

PTO Driveline - Weasler Driveline 14006542ST is designed designed for rotary cutter general applications, Designed for rotary cutter general applications, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Bondioli- Pavesi PTO Series: 5, Compressed (Closed) Length: 33.86", Compressed Overall Length: 42.44", Extended Length: 51.26", Extended Overall Length: 59.84", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8" Round, HP@540RPM: 52, HP@1000RPM: 81, (Item #: 131246) $204.00

PTO Driveline - Weasler Driveline 14006546ST is designed designed for rotary cutter general applications, Design adjustability (cut-to-length) capabilities, Tri-lobe shaft profiles, Standard guard construction without Easy Lock allows assembly or removal with a screwdriver, Bondioli- Pavesi PTO Series: 5, Compressed (Closed) Length: 37.80", Compressed Overall Length: 46.70", Extended Length: 57.83", Extended Overall Length: 63.73", Tractor: 1-3/8"-6 Spline Quick Disconnect, Implement: 1-3/8"-6 Spline Quick Disconnect, HP@540RPM: 52, HP@1000RPM: 81, (Item #: 131248) $202.00

PTO Overide Clutch - Override coupler for 1 1/8 inch female to 1 1/8 inch male, 6-spline. Free-wheels smoothly when implement exceeds PTO speed. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 103167, Ref: C690F) $67.80

PTO Overide Clutch - Override coupler for 1 3/8 inch female to 1 1/8 inch male, 6-spline. Free-wheels smoothly when implement exceeds PTO speed. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 191020, Ref: C680F) $79.00

PTO Overide Clutch - Override coupler for 1 3/8 inch female to 1 3/8 inch male, 6-Spline. Free-wheels smoothly when implement exceeds PTO speed. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 103168, Ref: C660F) $63.00

PTO Overide Clutch - Override coupler for converting 1 1/8 inch female to 1 3/8 inch male, (has 1 1/8 inch female at one end and 1 3/8 inch male at the other end) 6-spline. Free-wheels smoothly when implement exceeds PTO speed. WARNING: The use of PTO adapters can be hazardous if not used with adequate protection such that ASABE standard S318.16 requires suitable shielding be provided "for any device intended for installation between the tractor PTO shaft and the implement input driveline". (Item #: 103169, Ref: C670F) $52.00

PTO Safety Clutch, 40 HP - 1-3/8 inch 6 spline male and female ends, 6 inch diameter, 40 horse power capacity. Heavy duty unit allows PTO driven implements to freewheel with adjustable safety protection under load. Prevents expensive damage to internal tractor PTO packs. Prevents single clutch tractors from being driven forward by PTO over-run. (Item #: 183648, Ref: B9164) $280.00

PTO to Pump Coupling - Note: U.S. Safety Standard precludes the use of P.T.O. adapters that could extend the tractor P.T.O. shaft with the possibility of the universal joint protruding BEYOND THE TRACTOR SAFETY SHIELD. This adapter goes from 1-3/8 inch 6 spline (standard 540 RPM PTO) to 5/8 inch round bore with keyway. (Item #: 183772, Ref: B6691) $55.00

PTO to Pump Coupling - Note: U.S. Safety Standard precludes the use of P.T.O. adapters that could extend the tractor P.T.O. shaft with the possibility of the universal joint protruding BEYOND THE TRACTOR SAFETY SHIELD. This adapter goes from 1-3/8 inch 6 spline (standard 540 RPM PTO) to 3/4 inch round bore with 1/4 inch keyway. (Item #: 183766, Ref: B2711) $60.00

PTO to Pump Coupling - Note: U.S. Safety Standard precludes the use of P.T.O. adapters that could extend the tractor P.T.O. shaft with the possibility of the universal joint protruding BEYOND THE TRACTOR SAFETY SHIELD. This adapter goes from 1-3/8 inch 6 spline (standard 540 RPM PTO) to 7/8 inch round bore with keyway. (Item #: 183768, Ref: B2712) $52.00

PTO to Pump Coupling - Note: U.S. Safety Standard precludes the use of P.T.O. adapters that could extend the tractor P.T.O. shaft with the possibility of the universal joint protruding BEYOND THE TRACTOR SAFETY SHIELD. This adapter goes from 1-3/8 inch 6 spline (standard 540 RPM PTO) to 1 inch round bore with keyway. (Item #: 183770, Ref: B2713) $45.00

PTO to Pump Coupling - Note: U.S. Safety Standard precludes the use of P.T.O. adapters that could extend the tractor P.T.O. shaft with the possibility of the universal joint protruding BEYOND THE TRACTOR SAFETY SHIELD. This adapter goes from 1-3/8 inch 21 spline (standard 1000 RPM PTO) to 3/4 inch round bore with keyway. (Item #: 183763, Ref: B2902) $55.00

PTO to Pump Coupling - Note: U.S. Safety Standard precludes the use of P.T.O. adapters that could extend the tractor P.T.O. shaft with the possibility of the universal joint protruding BEYOND THE TRACTOR SAFETY SHIELD. This adapter goes from 1-3/8 inch 21 spline (standard 1000 RPM PTO) to 7/8 inch round bore with keyway. (Item #: 183764, Ref: B2903) $52.00

Call 800-853-2651 to Order
Or Click the "Add to Cart" Button

Category: PTO / Driveline

[Categories] [All 1850 Parts] [All John Deere Models]

Order Toll Free
(800) 853-2651
Mon-Fri 7am-7pm CT

Order online
anytime!

YESTERDAY's TRACTORS has been a leading tractor parts supplier on the internet since 1995. Join thousands of happy customers who have purchased parts and more for their antique tractor from us!

TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.

Website Accessibility Policy

Privacy Policy