--- product_id: 621790912 title: "917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42\" White Outdoor 42\" ZT-4200 ZT-42 Replace 717-04376A 917-04376A" price: "156.29 DT" currency: TND in_stock: false reviews_count: 9 url: https://www.desertcart.tn/products/621790912-917-05121-pto-clutch-for-cub-cadet-mtd-717-05121 store_origin: TN region: Tunisia --- # 80 ft-lb torque capacity 5.923" pulley outer diameter 1" crankshaft diameter 917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42" White Outdoor 42" ZT-4200 ZT-42 Replace 717-04376A 917-04376A **Price:** 156.29 DT **Availability:** ❌ Out of Stock ## Summary > ⚙️ Power your mower with precision — don’t get left behind in the yard work race! ## Quick Answers - **What is this?** 917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42" White Outdoor 42" ZT-4200 ZT-42 Replace 717-04376A 917-04376A - **How much does it cost?** 156.29 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/621790912-917-05121-pto-clutch-for-cub-cadet-mtd-717-05121) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable 1" Crankshaft:** Built to exact 1-inch crankshaft specs for a secure, vibration-free fit that professionals trust. - • **Optimized Pulley Size:** 5.923" pulley diameter engineered for smooth, efficient power transfer and extended mower life. - • **Broad Model Compatibility:** Supports a wide range of 42" deck mowers from 2007-2013, future-proofing your equipment upgrades. - • **Robust Torque Performance:** Delivers a powerful 80 ft-lb torque ensuring reliable clutch engagement under heavy-duty lawn care. - • **Precision Fit for Multiple Brands:** Seamlessly replaces key part numbers across Cub Cadet, Troy-Bilt, MTD & more for ultimate compatibility. ## Overview The 917-05121 PTO Clutch is a high-performance replacement part compatible with multiple Cub Cadet, Troy-Bilt, MTD, and related 42" deck lawn mowers from 2007 to 2013. Featuring a 1" crankshaft, 5.923" pulley diameter, and 80 ft-lb torque capacity, it ensures reliable, smooth clutch engagement and broad compatibility, making it a must-have for professional-grade lawn maintenance. ## Description desertcart.com : 917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42" White Outdoor 42" ZT-4200 ZT-42 Replace 717-04376A 917-04376A : Patio, Lawn & Garden Review: GOOD VALUE - WORKS GREAT Review: Perfect fit - Perfect fit. The hardpart is getting the old one off. Then it is pretty easy to install. ## Features - RZT 42 Clutch ① Replace for Part Number: for Bolens/ Cub Cadet/ Huskee/ MTD/ Craftsman/ White/ Troy Bilt 717-04376, 717-04376A, 917-04376, 917-04376A, 717-05121, 917-05121; ② Specs: Crankshaft: 1", Pulley OD: 5.923", Direction: CCW, Torque: 80ft-lb - RZT-S42 Clutch Compatible with Cub Cadet 42" RZT-42 (17AE2ACG709, 17AE2ACG710, 17AE2ACG756); RZT-42 (17AE2ACG010) 2008-2010; RZT-42 (17AF2ACS010, 17WF2ACS009, 17WF2ACS010, 17WF2ACS056) 2011; RZT-42 (17YF2ACS010, 17AF2BDS010, 17WF2BDS010, 17WF2BDS056, 17WF2BDS210) 2012 - 917-05121 Clutch Compatible with ① Troy-Bilt Colt XP 17BE2ACG011 2009-2010, 17BE2ACG066 2009-2010, 17BE2ACG211 2009, 17WF2ACS011, 17WF2ACS066, 17WF2ACS211 2011-2012; ② for Troy-Bilt Mustang Colt RZT 42" 17AE2ACG011, 17AE2ACG066, 17AE2ACG211 2008 - ZT-42 Clutch Compatible with ① MTD Gold RZT-42 (17AC2ACG004) 2008; ② MTD Gold 17AE2ACG004 2009-2010; 17AF2ACS004 2011-2012; 17AK2ACS099 2012-2013; ③ for White Outdoor 42" ZT-4200 (17AC2ACG790) 2007; ZT-42 (17AJ2ACG090) 2008; ④ for Yard-Man 42" RZT-42 (17AC2ACG004) 2008; RZT-42 (17AC2ACG055, 17AE2ACG004, 17AF2ACS004) 2010-2011; RZT-42 (17AC2ACS058, 17AF2ACS004) 2012 - 917-05121 Clutch Compatible with ① Columbia 42" RZT-42 (17AJ2ACG597) 2008; RZT-42 (17AJ2ACG897) 2009-2010; ② for White Outdoor 17AK2ACS099 2012-2013; ③ for Craftsman ZTL7000; ④ for Murray 42" MZ210-42, MZ2142 (17AC2ACS058) 2012-2013. Note: Please verify the compatible part number before purchasing ## Technical Specifications | Specification | Value | |---------------|-------| | Best Sellers Rank | #283,498 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #701 in Lawn Mower Clutches | | Customer Reviews | 4.3 out of 5 stars 33 Reviews | ## Images ![917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42" White Outdoor 42" ZT-4200 ZT-42 Replace 717-04376A 917-04376A - Image 1](https://m.media-amazon.com/images/I/71VjFsDl0fL.jpg) ![917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42" White Outdoor 42" ZT-4200 ZT-42 Replace 717-04376A 917-04376A - Image 2](https://m.media-amazon.com/images/I/81YOTDqkimL.jpg) ![917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42" White Outdoor 42" ZT-4200 ZT-42 Replace 717-04376A 917-04376A - Image 3](https://m.media-amazon.com/images/I/71skY1q25VL.jpg) ![917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42" White Outdoor 42" ZT-4200 ZT-42 Replace 717-04376A 917-04376A - Image 4](https://m.media-amazon.com/images/I/71kmBe7eItL.jpg) ![917-05121 PTO Clutch for Cub Cadet MTD 717-05121 717-04376 917-04376, for Cub Cadet RZT-42 RZT-S42 Troy-Bilt Colt XP Mustang Colt RZT 42" White Outdoor 42" ZT-4200 ZT-42 Replace 717-04376A 917-04376A - Image 5](https://m.media-amazon.com/images/I/71NGzP-xHNL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ GOOD VALUE *by C***S on July 10, 2026* WORKS GREAT ### ⭐⭐⭐⭐⭐ Perfect fit *by G***. on June 10, 2026* Perfect fit. The hardpart is getting the old one off. Then it is pretty easy to install. ### ⭐⭐⭐⭐⭐ Make sure what size crankshaft you have *by B***C on May 27, 2026* I have a 20 hp Koehler engine on my zero turn mower this clutch assembly fit perfectly works perfectly ## Frequently Bought Together - AEagle Electric PTO Clutch for Bolens for BOLENS, CUB Cadet, HUSKEE, MTD, Sears Craftsman, Troy BILT, White: 717-04376, 717-04376A, 917-04376, 917-04376A, 717-05121, 917-05121 - AEagle Aramid Cord Mower Deck Belt Compatible with MTD Cub Cadet Troy-Bilt 754-04033A 954-04033A 1/2 X 118.25 Inch - HOODELL KH-32-883-09-S1 Air Filter Fit Kohler KT745 KT740 KT735 KT730 KT725 KT715 Engine Cub Cadet XT1 XT2 Lawn Mower, Premium 32 083 09-S Air Filter --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/621790912-917-05121-pto-clutch-for-cub-cadet-mtd-717-05121](https://www.desertcart.tn/products/621790912-917-05121-pto-clutch-for-cub-cadet-mtd-717-05121) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-23*