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GY21106 PTO Control Cable Replaces John Deere 42" Deck PTO Cable GY20156 | Compatible with John Deere L100, L108, L110, L111, L118, LA105, LA110, LA135, X100, X120 Lawn Tractors Mowers
QMTCYXGS

QMTCYXGS GY21106 PTO Control Cable Replaces John Deere 42" Deck PTO Cable GY20156

Bottom line: The GY21106 PTO Control Cable Replaces John Deere 42" Deck PTO Cable: Replaces four OEM part numbers: GY21106, GY20156, GX20078, GX23000; main trade-off: aftermarket QMTCYXGS part, not a John Deere OEM cable.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Replaces four OEM part numbers: GY21106, GY20156, GX20078, GX23000
  • ✓ Fits John Deere L100-L118, LA100-LA135, X100 and X120 series
  • ✓ 77 in cable with 58.5 in conduit matches 42 in deck routing
  • ✓ Eyelet on one end, spring on the other for direct OEM swap

Cons

  • ✗ Aftermarket QMTCYXGS part, not a John Deere OEM cable
  • ✗ Sold as the cable only, no clips, springs or hardware kit
  • ✗ Only covers 42 in decks, wrong for 48 in and 54 in mowers
  • ✗ No stated warranty terms in the listing

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SpecPicks Verdict

SpecPicks scored GY21106 PTO Control Cable Replaces John Deere 42" Deck PTO Cable… using a rating × review-volume × price-fit model applied to published specs and reviews across the cables & connectors category. QMTCYXGS's cables & connectors lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for cables & connectors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Replaces Part Number: GY21106, GY20156, GX20078, GX23000
  • Cable Length: 77",Conduit Length: 58 1/2", Cable Ends Eyelet one end, spring on other
  • Replacement John Deere 42 inch Deck PTO Cable for Models: 102, 105, 115, 125, 135, L100, L105, L107, L108, L110, L111, L118 Lawn and Garden Tractors; X100, X120 Select Series Tractors
  • GY21106 Clutch Cable Used On Jonh Deere LA100, LA105, LA110, LA115, LA125, LA135 Lawn Tractors 14.542GS 17.542HS Sabre Lawn Tractors, L1742 L17.542 Scotts Lawn Tractors, 108-17HS 108-14.5 SABO Lawn Tractors
  • Package Includes: 1 x GY20156 GY21106 PTO Control Cable

Full Specifications

BrandQMTCYXGS
Cable Length77",Conduit Length: 58 1/2", Cable Ends Eyelet one end, spring on other
Package Includes1 x GY20156 GY21106 PTO Control Cable
Replaces Part NumberGY21106, GY20156, GX20078, GX23000
Full listing titleGY21106 PTO Control Cable Replaces John Deere 42" Deck PTO Cable GY20156 | Compatible with John Deere L100, L108, L110, L111, L118, LA105, LA110, LA135, X100, X120 Lawn Tractors Mowers

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GY21106 PTO Control Cable Replaces John Deere 42" Deck PTO Cable GY20156 | Compatible with John Deere L100, L108, L110, L111, L118, LA105, LA110, LA135, X100, X120 Lawn Tractors Mowers is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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GY21106 PTO Control Cable Replaces John Deere 42" Deck PTO Cable GY20156 | Compatible with John Deere L100, L108, L110, L111, L118, LA105, LA110, LA135, X100, X120 Lawn Tractors Mowers
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