Genuine Toro 112-3977 Shoulder Bolt for Roller Bearing Pulley
Item Specifics
- Part Number: 112-3977
- Brand: Toro
- Type: Shoulder Bolt
- Quantity: 1
- Application: Roller Bearing Pulley / Mower Deck Roller
Product Description
Genuine Toro 112-3977 shoulder bolt designed for reliable performance and durability. This OEM replacement part ensures proper fitment and optimal function for your roller bearing pulley and mower deck roller applications.
Toro has utilized the 112-3977 shoulder bolt in these assemblies since 2007, and it remains the standard for current installations. The genuine Toro flange bolt ensures a precise fit and reliable performance under heavy vibration.
Replace worn, stripped, or missing hardware with authentic OEM parts to restore proper function and extend the life of your equipment. Red Rock Turf provides genuine Toro parts to keep your machinery running at its best.
Included Components
| Part Number | Description | Quantity |
|---|---|---|
| 112-3977 | Shoulder Bolt | 1 |
Compatible Models
This part fits over 170 models, including various TimeCutter, TITAN, Groundsmaster, and Precision Series mowers and tractors. Please verify compatibility using your equipment model and serial number. Contact Red Rock Turf for fitment assistance.
Toro 112-3977 Shoulder Bolt – Grouped Compatible Models (170 models)
| Equipment Category / Series | Model Numbers |
|---|---|
| Groundsmaster 3200 / 3300 Series | 31900, 31901, 31902, 31903, 31907, 31909, 31970, 31971, 31972, 31973, 31974, 31975 |
| XLS Lawn Tractor | 71255 |
| G‑Series (G4000, G4010, G4020, G4030, G4035, G4050) | 725058016, 725058046, 725058056, 725058066, 725058076, 725058086, 94360, 94370, 94372, 94375, 94806, 94818 |
| TimeCutter – 743xx / 744xx / 746xx (Z, ZS, ZX, SS, MX, SW) | 74360, 74363, 74365, 74366, 74370, 74372, 74373, 74374, 74375, 74376, 74380, 74381, 74386, 74387, 74389, 74390, 74391, 74395, 74398, 74399, 74406, 74407, 74603, 74616, 74622, 74623, 74624, 74625, 74626, 74627, 74628, 74630, 74631, 74632, 74633, 74635, 74636, 74637, 74638, 74640, 74641, 74642, 74643, 74655, 74656, 74657, 74660, 74661, 74665, 74667, 74675, 74676, 74680 |
| TimeCutter – 747xx / 748xx / 757xx (SS, MX, SW, SWX, newer) | 74705, 74706, 74711, 74720, 74721, 74722, 74723, 74725, 74726, 74726TA, 74727, 74730, 74731, 74732, 74740, 74741, 74750, 74760, 74760TA, 74765, 74766, 74766TA, 74768, 74770, 74771, 74772, 74773, 74774, 74774TA, 74775, 74776, 74778, 74784, 74785, 74787, 74790, 74793, 74795, 74797, 74798, 74806, 75740, 75741, 75742, 75742TA, 75742W, 75743, 75744, 75745, 75745TA, 75745W, 75750, 75750W, 75751, 75753, 75754, 75755, 75755TA, 75755W, 75757, 75759, 75760, 75760W |
| TITAN ZX / MX Series | 74812, 74813, 74814, 74815, 74816, 74818, 74820, 74822, 74823, 74824, 74830, 74832, 74833, 74840, 74841, 74842, 74843, 74845, 74871, 74872, 74873, 74912, 74914, 74920, 74924 |
| Precision Z Series (HLX) | 81270, 81271 |
Note: Toro has used this shoulder bolt since 2007 and continues to do so. Total compatible models: 170 as stated. If unsure, verify model & serial before ordering.
Always verify fitment using your equipment model and serial number before ordering.
Contact Red Rock Turf if assistance is needed.
Key Details
- Genuine OEM replacement part
- Includes one (1) shoulder bolt
- Shoulder bolt has been used by Toro since 2007
- Designed for roller bearing pulley and deck roller applications
- Fits over 170 Toro mower and tractor models
We at Red Rock Turf are a stocking distributor for Briggs and Stratton, Kohler, Kawasaki and Toro. We don’t only sell their OEM parts but we also use them on our equipment repairs and rebuilds. If there is something you need and don’t see it, then please feel free to get a hold of us, call or text 435-213-5854.
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