Zero-turn mower · Troy-Bilt Mustang Z50

Troy-Bilt 17ARFACQA66 parts: blades and belts

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

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Parts for the Troy-Bilt 17ARFACQA66

Part	Number and size	Buy
Blade	MTD `742P05094` part details	Search Amazon for 742P05094
Deck belt	MTD `954-05078` part details	Search Amazon for 954-05078
Drive belt	MTD `954-04317A` part details	Search Amazon for 954-04317A

Checked October 5, 2026 · 10 sources

Where's my model number?

Under the seat pan; lift up the seat to see it

Other machines that use these parts (12)

Troy-Bilt Super Bronco 50 XP / Super Bronco 54 XP blade
Cub Cadet ZT2 50 / ZT1 50 blade, deck belt and drive belt
Cub Cadet XT1 LT50 FAB / XT1 ST54 blade
Cub Cadet XT2 SLX50 / XT1-LT50 KH and others blade
Troy-Bilt Super Bronco 50K FAB XP blade
Cub Cadet ZT1 42 / ZT1 46 drive belt
Cub Cadet ZT1 54 drive belt
Cub Cadet ZT2 54 / ZT2 60 and others drive belt
Cub Cadet ZT2 60 drive belt
Cub Cadet ZT1 42 FAB drive belt
Troy-Bilt Mustang Z54 / Mustang Z54 XP drive belt
Troy-Bilt Mustang Z42 drive belt

Where these numbers come from (10 sources)

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

Operator's manual 769-26642A · Troy-Bilt LLC · May 17, 2023
Details
Parts/Warranty Supplement, Troy-Bilt Mustang Z42, Mustang Z46, Mustang Z50, Mustang Z54, XP54 (Form No. 769-26642A, May 17, 2023); p1 Replacement Parts: '954-05078 Deck Belt, Z50', '954-04317A Drive Belt', '742P05094 Blade, Z50' (used for machine and part numbers)
Operator's manual 769-26345 · Troy-Bilt LLC · October 20, 2021
Details
Parts/Warranty Supplement, Troy-Bilt Mustang Z42, Mustang Z46, Mustang Z50, Mustang Z54, XP54 (Form No. 769-26345, October 20, 2021); p1 Replacement Parts: the same Z50 lines (another edition of the same supplement: one source with 769-26642A) (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2022 variant
Details
Troy-Bilt 17ARFACQA66 (2022) IPL .Quick Reference: 742P05094 '17.271" BLADE (2IN1) (S SHAPE CENTER HOLE)' Blade, 954-04317A 'TRANSMISSION DRIVE BELT A x 67' Belt (Lower Drive); no deck-belt row (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2022 variant
Details
Troy-Bilt 17ARFACQA66 (2022) IPL Deck: ref 32 742P05094 '17.271" BLADE (2IN1) (S SHAPE CENTER HOLE)'; ref 36 954-05078 'V-BELT B SEC x 143.5 LG' (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2022 variant
Details
Troy-Bilt 17ARFACQA66 (2022) IPL Drive: ref 28 954-04317A 'TRANSMISSION DRIVE BELT A x 67' (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2023 variant
Details
Troy-Bilt 17ARFACQA66 (2023) IPL .Quick Reference: 742P05094 '17.271" BLADE (2IN1) (S SHAPE CENTER HOLE)' Blade, 954-04317A 'TRANSMISSION DRIVE BELT A x 67' Belt (Lower Drive); no deck-belt row (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2023 variant
Details
Troy-Bilt 17ARFACQA66 (2023) IPL Deck: ref 32 742P05094 '17.271" BLADE (2IN1) (S SHAPE CENTER HOLE)'; ref 36 954-05078 'V-BELT B SEC x 143.5 LG' (used for machine and part numbers)
Parts list · PartsTree (dealer copy of MTD IPL) · 2023 variant
Details
Troy-Bilt 17ARFACQA66 (2023) IPL Drive: ref 28 954-04317A 'TRANSMISSION DRIVE BELT A x 67' (used for machine and part numbers)
Operator's manual 769-26504 · Troy-Bilt LLC · September 27, 2022
Details
Operator's Manual, Zero-Turn Tractor, Lapbar Controls (Form No. 769-26504, September 27, 2022); p1 'Record Product Information': 'You can locate the model plate by lifting up the seat and looking under the seat pan.' (used for machine and part numbers)
Maker's model page · Troy-Bilt LLC
Details
troybilt.com 'Mustang Z50 Zero-Turn Rider' page for 17ARFACQA66; engine text 'Powerful 23 HP*/725cc KOHLER twin-cylinder engine'; manuals listed 769-26892, 769-26830, 769-26642A, 769-26504, 769-25609C, 769-26345 (ruling 1) (used for machine and part numbers)