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Complete 4-piece 42-inch mower deck spindle and blade rebuild kit for select Craftsman, Sears, Husqvarna, Poulan, Poulan Pro and AYP-built riding mowers using the 192870-style mandrel assembly.
This kit includes 2 complete spindle assemblies and 2 high-lift mower blades. Spindle pulleys, deck belt and idler pulleys are intentionally not included, allowing this core kit to fit multiple compatible 42-inch deck configurations that use different pulley and belt systems.
| Component | Qty. | OEM / Reference |
|---|---|---|
| Mandrel / Spindle Assembly | 2 | 192870 / 532192870 |
| 21" High-Lift Mower Blade | 2 | 138971 / 532138971 / 138971X431 |
Not Included: spindle pulleys, deck belt and idler pulleys.
Mandrel / Spindle Assemblies — Qty. 2
AYP / Craftsman / Husqvarna / Poulan: 192870, 532192870
High-Lift Blades — Qty. 2
AYP / Craftsman / Husqvarna / Poulan: 138971, 532138971, 138971X431
Blade Specifications
Deck Size: 42"
Blade Length: approximately 21"
Center Hole: 5-point star
Type: High-Lift
Quantity Required: 2
Compatible decks may also use alternative blade configurations such as 134149 / 532134149 standard mulching blades or 139775 / 532139775 premium mulching blades. These are related blade applications for compatible decks and are not the high-lift blades supplied in this kit.
This kit includes 2 complete 192870-style mandrel / spindle assemblies. If you are searching for an individual spindle component, OEM parts diagrams for compatible decks may also show the following related part numbers:
| OEM Reference | Component | Important |
|---|---|---|
| 192870 / 532192870 | Mandrel / Spindle Assembly | Complete spindle assembly reference used by this kit |
| 187281 / 532187281 | Mandrel Housing | Housing only — not a complete spindle assembly |
| 192872 / 532192872 | Mandrel Shaft Assembly | Shaft assembly only — not a complete spindle assembly |
If your original mower deck needs a 187281 mandrel housing or 192872 mandrel shaft, replacing the complete compatible 192870 spindle assembly may be a convenient alternative to rebuilding the original spindle from individual components.
Note: Always verify your complete mower model and spindle configuration before replacing an individual component with a complete assembly.
This spindle-and-blade core configuration was used across multiple generations of AYP-built 42-inch mower decks.
Craftsman / Sears
Select LT1000
Select LT2000
Select LT3000
Select YT3000
Select DYT4000
Select additional 42" Sears / Craftsman tractors using the 192870 spindle and 138971 high-lift blade configuration
Husqvarna
LTH1342
LTH1342A
YTH1542XP
YTH1542XPG
YTH18542
YTH20K42
YTH21K42
YTH22K42
YTH22V42
YTH23V42
YTH2142XP
YTH2242
2242LS
2342XLS
YTA18542
YTA19K42
LTH2042
YTH2042
Poulan / Poulan Pro
PB145G42
PB15542LT
PB175A42LT
PB175G42
PB185A42
PB195H42LT
PB2042YT
PB20H42YT
PP19A42
PO16542LT
PO17542LT
PB195H42LT:
96042003600
96042003602
96042003604
96042008400
96042010702
PO16542LT:
96012008900
PO17542LT:
96012006905
Compatible 42-inch configurations include select Sears / Craftsman models such as:
917.253220, 917.253270, 917.253550, 917.253640, 917.253660, 917.253790, 917.254030, 917.256780, 917.288110, 917.288111, 917.288112, 917.288121, 917.288122, 917.288123, 917.288210
917253220, 917253270, 917253550, 917253640, 917253660, 917253790, 917254030, 917256780, 917288110, 917288111, 917288112, 917288121, 917288122, 917288123, 917288210
AYP used the same 192870-style spindle assembly and 138971-style high-lift blade architecture across multiple 42-inch mower deck configurations while changing spindle pulleys, deck belts and idler systems.
Depending on the mower model and production configuration, compatible decks may use different combinations such as:
| Spindle Pulley Family | Deck Belt Family | Green Dade Kit Family |
|---|---|---|
| 129861 / 153535 / 173436 | 144959 family | 80-DK-016 family |
| 195945 / 197473 | 197253 family | 80-DK-027 family |
| 195945 / 197473 | 429636 family | 80-DK-026 / 80-DK-029 families |
80-DK-003 — This core 4-piece kit: 2 complete spindle assemblies + 2 high-lift blades.
80-DK-016 family — Uses this spindle/blade platform with select older-style spindle pulley and belt configurations.
80-DK-027 family — Uses this spindle/blade platform with the applicable 195945 / 197473 pulley and 197253 belt configuration.
80-DK-026 family — Uses this spindle/blade platform with the applicable 195945 / 197473 pulley and 429636-family deck belt.
80-DK-029 family — More complete versions of the 429636-family configuration, adding the applicable deck idler pulleys.
Aftermarket replacement parts. Craftsman, Sears, Husqvarna, Poulan, Poulan Pro, AYP and other brand names, model numbers and OEM part numbers are used for identification and compatibility reference purposes only.