Walk-behind mower · Troy-Bilt TB 370 / TB 370 XP

Troy-Bilt 12ABP3A3766, 12AKP6BC711 and 12AKP6BC766 parts: blades and drive belt

Checked October 5, 2026 · From the manufacturer's operator's manual and parts list

Your model

Fits 12ABP3A3766, 12AKP6BC711 and 12AKP6BC766. Where a part differs, the row names the model.

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Parts for the Troy-Bilt 12ABP3A3766, 12AKP6BC711 and 12AKP6BC766

Part	Number and size	Buy
Blade	MTD `942-0741A` part details Qty 1	Search Amazon for 942-0741A
Drive belt	MTD `954-04282` part details	Search Amazon for 954-04282
Mulch plug	MTD `731-09208`	Search Amazon for 731-09208
Grass bag12ABP3A3766	MTD `664-05147`	Search Amazon for 664-05147
Grass bag12AKP6BC711, 12AKP6BC766	MTD `964-05150` part details	Search Amazon for 964-05150

Checked October 5, 2026 · 11 sources

Other machines that use these parts (11)

Cub Cadet SC 100 / SC 100 HW / SC 300 HW blade
Troy-Bilt TB130 blade
Cub Cadet SC 500 Z / SC 500 HW and others blade and drive belt
Troy-Bilt TB110 / TB200 / TB 230 blade
Troy-Bilt TB 320 / TB370 and others blade and drive belt
Cub Cadet SC 300 / SC 500 Z and others blade
Troy-Bilt TB105 / TB115 and others blade
Troy-Bilt TB 220 blade
Troy-Bilt TB200 / TB 280 ES / TB 240 blade
Troy-Bilt TB 340 blade and drive belt
Cub Cadet SC 500 EQ drive belt

Where these numbers come from (11 sources)

Every part number above is printed in at least two of these. Checked October 5, 2026. How we check parts.

Operator's manual 769-14631 · Troy-Bilt LLC · April 5, 2018
Details
Parts/Warranty Supplement, Self-Propelled RWD Models TB 370, TB 370 XP, TB380 XP, TB 380 ES (Replacement Parts page 1: '942-0741A Mulching Blade', '664-05147 Grass Bag (TB370, TB380 ES)', '964-05150 Grass Bag (TB 370 XP, TB 380 XP)', '731-09208 Mulch Plug (Rear)', '954-04282 Belt'; no engine parts) (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2018
Details
Troy-Bilt TB 370 (12ABP3A3766) 2018 IPL (the only catalog): Blade item 4 942-0741A '21" BLADE (MULCH)'; Drive item 8 954-04282 'V-BELT 31.25'; Grassbag item 1 664-05147 'GRASSBAG (TB 21" XL DUSTBLOCK)'; Deck Assembly item 4 731-09208 'MULCH PLUG'; Quick Reference: '954-04282 Belt (Drive)', '942-0741A Blade', '664-05147 Grass Bag Only', '987-02516A Mulch Plug' (superseded to 687-06029), 'BS-594056 Spark Plug' superseded to 759-3336, 'BS-593260 Air Filter', 'BS-595191 Pre-Filter'; Label Map 'LABEL-MOWER ENGINE SHROUD TB370' (used for machine and part numbers)
Maker's model page · Troy-Bilt LLC
Details
Troy-Bilt prior-year model page 12ABP3A3766 ('TB370 Troy-Bilt Self-Propelled Lawn Mower'; 'MOWER: 163CC ENG 21 IN.'; manuals 769-11172 and 769-14570, supplement 769-14631; no engine manual listed) (used for machine and part numbers)
Operator's manual 769-14632 · Troy-Bilt LLC · April 5, 2018
Details
Parts/Warranty Supplement, TB 370 XP, Self-Propelled RWD Models (Replacement Parts page 1: '942-0741A Mulching Blade', '964-05150 Grass Bag', '731-09208 Mulch Plug (Rear)', '954-04282 Belt') (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2018
Details
Troy-Bilt TB 370 XP (12AKP6BC711) 2018 IPL (the plate's only catalog): Blade item 4 942-0741A '21" BLADE (MULCH)'; Drive item 8 954-04282 'V-BELT 31.25'; Grassbag item 1 964-05150 'GRASSBAG (21" TROY XP RWD XL)'; Deck Assembly 731-09208 'MULCH PLUG' (not shown) (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2018
Details
Troy-Bilt TB 370 XP (12AKP6BC711) 2018 IPL, Quick Reference: 954-04282 'Belt (Drive)', 942-0741A 'Blade', 964-05150 'Grass Bag Only' (used for machine and part numbers)
Maker's model page · Troy-Bilt LLC
Details
Troy-Bilt prior-year model page 12AKP6BC711 (description 'MOWER: 190CC ENG 21 IN'; manuals 769-14570, 769-11172A, supplement 769-14632) (used for machine and part numbers)
Operator's manual 769-19470 · Troy-Bilt LLC · November 29, 2018
Details
Parts/Warranty Supplement, TB300 XP, TB360 XP, TB365 XP, Self-Propelled RWD Models (Replacement Parts page 1: '942-0741A Mulching Blade', '964-05150 Grass Bag', '731-09208 Mulch Plug (Rear)', '954-04282 Belt') (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2018
Details
Troy-Bilt TB 370 XP (12AKP6BC766) 2018 IPL (the plate's only catalog): Blade item 4 942-0741A '21" BLADE (MULCH)'; Drive item 8 954-04282 'V-BELT 31.25'; Grassbag item 1 964-05150 'GRASSBAG (21" TROY XP RWD XL)'; Deck Assembly 731-09208 'MULCH PLUG' (not shown) (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2018
Details
Troy-Bilt TB 370 XP (12AKP6BC766) 2018 IPL, Quick Reference: 954-04282 'Belt (Drive)', 942-0741A 'Blade', 964-05150 'Grass Bag Only' (used for machine and part numbers)
Maker's model page · Troy-Bilt LLC
Details
Troy-Bilt prior-year model page 12AKP6BC766, titled 'TB370 XP, TB360 XP' (description 'MOWER: 190CC ENG 21 IN'; Briggs & Stratton 875 Pro Series OHV 190cc; manuals 769-14570, 769-11172A, supplements 769-14631 and 769-19470) (used for machine and part numbers)