Troy-Bilt 12ABD3A3766 parts: blades, drive belt, spark plug and air filter

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

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Parts for the Troy-Bilt 12ABD3A3766

Part	Number and size	Buy
Blade	MTD `942-0741A` part details Qty 1	Search Amazon for 942-0741A
Air filter	MTD `BS-593260`	Search Amazon for BS-593260
Spark plug	MTD `759-3336` part details Replaces BS-491055, BS-594056	Search Amazon for 759-3336
Drive belt	MTD `954-04282` part details	Search Amazon for 954-04282
Grass bag	MTD `964-04150B`	Search Amazon for 964-04150B

Checked October 5, 2026 · 7 sources

Engine: Briggs & Stratton

Spark plug: MTD 759-3336; Champion RC12YC
Air filter: MTD BS-593260

Where's my model number?

Stand at the operator's position and look down at the rear of the deck.

Other machines that use these parts (15)

Cub Cadet SC 100 / SC 500 Z and others blade and drive belt
Troy-Bilt TB130 blade
Cub Cadet SC 500 / SC 500 HW / SC 500 E blade and drive belt
Troy-Bilt TB110 / TB200 blade and spark plug
Troy-Bilt TB 370 XP blade and drive belt
Cub Cadet SC 500 HW / SC 500 EQ drive belt
Cub Cadet SC 300 HW blade
Troy-Bilt Bronco 42 / TB2142 spark plug
Troy-Bilt TB2246 spark plug
Troy-Bilt Super Bronco 50 spark plug
Troy-Bilt Super Bronco 54 FAB / Super Bronco 54 spark plug
Cub Cadet LTX 1040 spark plug
Cub Cadet LTX 1046 M / LTX 1045 spark plug
Troy-Bilt Storm 3090 / Storm 2840 spark plug
MTD Gold Two-Stage Snow Thrower / 600 Series Snow Thrower spark plug

Where these numbers come from (7 sources)

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

Operator's manual 769-10271 · Troy-Bilt LLC · October 9, 2014
Details
Operator's Manual, Premium Drive Self Propelled Mower Models TB360, TB370 & TB380ES (Replacement Parts pages 24-25: '942-0741A Mulching Blade', '964-04150B Grass Bag', '954-04282 Belt'; model plate page 2) (used for machine and part numbers, engine)
Operator's manual 769-11871A · Troy-Bilt LLC · December 7, 2016
Details
Parts/Warranty Supplement, TB 310, TB 370, Self-Propelled RWD Models (Replacement Parts page 1: '942-0741A Mulching Blade', '964-04150B Grass Bag', '954-04282 Belt') (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2015
Details
Troy-Bilt TB 370 (12ABD3A3766) 2015 IPL, General Assembly TB370: item 22 942-0741A 'Mulching Blade', item 26 964-04150B 'Grass Bag', item 56 954-04282 'V-Belt'; Quick Reference agrees (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2016, 2017
Details
Troy-Bilt TB 370 (12ABD3A3766) 2016 and 2017 IPLs: Blade 942-0741A '21" BLADE (MULCH)'; Transmission Drive Assembly (2016) and Drive (2017) item 8 954-04282 'V-BELT 31.25'; Grassbag 964-04150B 'GRASSBAG ASSEMBLY' (used for machine and part numbers)
Maker's model page · Troy-Bilt LLC
Details
Troy-Bilt prior-year model page 12ABD3A3766 (description 'MOWER:163CC ENG 21 IN'; manuals 769-10271, 769-11172, 769-11172A, supplement 769-11871A; parts manual 769-10239) (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2015
Details
Troy-Bilt TB 370 (12ABD3A3766) 2015 IPL, Quick Reference: BS-594056 'Spark Plug' (superseded to 759-3336), BS-593260 'Air Filter' (used for engine)
Parts list · PartsTree (dealer copy of MTD IPL) · 2017
Details
Troy-Bilt TB 370 (12ABD3A3766) 2017 IPL, Quick Reference: BS-594056 'Spark Plug' (superseded to 759-3336), BS-593260 'Air Filter', BS-595191 'Pre-Filter' (used for engine)