{"product_id":"mercury-quicksilver-bravo-three-propeller-4-blade-front-prop-only-15-9-dia-21-pitch-48-8m0123404","title":"Mercury – Quicksilver Bravo Three Propeller | 15.9\" Diameter x 21\" Pitch | Left-Hand Rotation | 4-Blade | Stainless Steel | Matte Finish | 8M0123404","description":"\u003cp data-start=\"0\" data-end=\"190\"\u003e\u003cstrong data-start=\"0\" data-end=\"188\"\u003eMercury – Quicksilver Bravo Three 4-Blade Stainless Steel Propeller | 15.9\" Diameter x 21\" Pitch | Left-Hand Rotation | 4-Blade | Stainless Steel | Matte Finish | 8M0123404\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"197\" data-end=\"215\"\u003e\u003cstrong data-start=\"201\" data-end=\"213\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"216\" data-end=\"666\"\u003eThere’s a deep satisfaction in feeling your boat respond perfectly — steady, balanced, and ready for anything. The \u003cstrong data-start=\"331\" data-end=\"416\"\u003eQuicksilver Bravo Three 4-Blade Stainless Steel Propeller (Part Number 8M0123404)\u003c\/strong\u003e delivers that kind of control and power every time you throttle up. Built for boaters who expect performance without compromise, it brings seamless acceleration, rock-solid handling, and a level of confidence that only a dual-prop setup can offer.\u003c\/p\u003e\n\u003ch3 data-start=\"673\" data-end=\"695\"\u003e\u003cstrong data-start=\"677\" data-end=\"693\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"696\" data-end=\"1347\"\u003e\n\u003cli data-start=\"696\" data-end=\"750\"\u003e\n\u003cp data-start=\"698\" data-end=\"750\"\u003e\u003cstrong data-start=\"698\" data-end=\"721\"\u003eDiameter and Pitch:\u003c\/strong\u003e 15.9\" Diameter x 21\" Pitch\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"751\" data-end=\"787\"\u003e\n\u003cp data-start=\"753\" data-end=\"787\"\u003e\u003cstrong data-start=\"753\" data-end=\"766\"\u003eRotation:\u003c\/strong\u003e Left-Hand Rotation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"788\" data-end=\"901\"\u003e\n\u003cp data-start=\"790\" data-end=\"901\"\u003e\u003cstrong data-start=\"790\" data-end=\"806\"\u003eBlade Count:\u003c\/strong\u003e 4-Blade front prop paired with a 3-Blade rear prop for balanced, contra-rotating performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"902\" data-end=\"996\"\u003e\n\u003cp data-start=\"904\" data-end=\"996\"\u003e\u003cstrong data-start=\"904\" data-end=\"917\"\u003eMaterial:\u003c\/strong\u003e Premium Stainless Steel for strength, precision, and long-lasting durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"997\" data-end=\"1083\"\u003e\n\u003cp data-start=\"999\" data-end=\"1083\"\u003e\u003cstrong data-start=\"999\" data-end=\"1010\"\u003eFinish:\u003c\/strong\u003e Matte finish adds corrosion resistance and a rugged, professional look\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1084\" data-end=\"1196\"\u003e\n\u003cp data-start=\"1086\" data-end=\"1196\"\u003e\u003cstrong data-start=\"1086\" data-end=\"1101\"\u003eHub System:\u003c\/strong\u003e Compatible with Mercury’s Flo-Torq Hub System for quiet, smooth, and reliable power transfer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1197\" data-end=\"1347\"\u003e\n\u003cp data-start=\"1199\" data-end=\"1347\"\u003e\u003cstrong data-start=\"1199\" data-end=\"1218\"\u003eDesign Details:\u003c\/strong\u003e Contra-rotating propeller system delivers up to 8% faster acceleration and improved grip over the Quicksilver Thunderbolt BIII\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1354\" data-end=\"1391\"\u003e\u003cstrong data-start=\"1358\" data-end=\"1389\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1392\" data-end=\"1541\"\u003eThe \u003cstrong data-start=\"1396\" data-end=\"1443\"\u003eQuicksilver Bravo Three 15.9\"x21\" Propeller\u003c\/strong\u003e is made for larger, high-horsepower boats that demand control, balance, and pure pulling power.\u003c\/p\u003e\n\u003cul data-start=\"1543\" data-end=\"1836\"\u003e\n\u003cli data-start=\"1543\" data-end=\"1613\"\u003e\n\u003cp data-start=\"1545\" data-end=\"1613\"\u003eDesigned for \u003cstrong data-start=\"1558\" data-end=\"1611\"\u003eMercury MerCruiser Bravo Three sterndrive systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1614\" data-end=\"1656\"\u003e\n\u003cp data-start=\"1616\" data-end=\"1656\"\u003eCompatible with \u003cstrong data-start=\"1632\" data-end=\"1654\"\u003e250–400 HP engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1657\" data-end=\"1731\"\u003e\n\u003cp data-start=\"1659\" data-end=\"1731\"\u003eIdeal for \u003cstrong data-start=\"1669\" data-end=\"1729\"\u003ecruisers, high-performance runabouts, and heavy pontoons\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1732\" data-end=\"1836\"\u003e\n\u003cp data-start=\"1734\" data-end=\"1836\"\u003ePerfect for boaters who prioritize stability, strong acceleration, and efficient high-speed cruising\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1843\" data-end=\"1873\"\u003e\u003cstrong data-start=\"1847\" data-end=\"1871\"\u003ePerformance Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1874\" data-end=\"2178\"\u003eWhen you push the throttle, the Bravo Three 8M0123404 turns raw horsepower into motion that feels smooth and intentional. Its dual-prop system — a large 4-blade front prop working in sync with a smaller 3-blade rear prop — provides incredible lift and bite, propelling your boat forward with precision.\u003c\/p\u003e\n\u003cp data-start=\"2180\" data-end=\"2612\"\u003eThe contra-rotating design minimizes prop walk and torque steer, giving you effortless control whether you’re docking, accelerating, or carving through open water. You’ll feel the boat rise smoothly onto plane, grip cleanly in turns, and stay stable in rough conditions. Compared to the Quicksilver Thunderbolt BIII, this setup offers up to an 8% boost in acceleration — and that’s something you’ll notice every time you head out.\u003c\/p\u003e\n\u003cp data-start=\"2614\" data-end=\"3057\"\u003eAt cruising speed, the Bravo Three maintains a firm, predictable grip on the water, translating torque into steady thrust. Its 21\" pitch delivers the right mix of speed and control, helping you reach top-end performance without losing comfort or efficiency. The stainless-steel construction ensures rigidity and durability under high loads, while the matte finish resists corrosion, standing up beautifully to saltwater and freshwater alike.\u003c\/p\u003e\n\u003ch3 data-start=\"3064\" data-end=\"3106\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cb id=\"docs-internal-guid-4ac831e7-7fff-5b2e-ec2b-dc9c8de13cac\"\u003e\u003cspan\u003eWhy is this prop is a strong choice vs. alternatives?\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"3107\" data-end=\"3369\"\u003eThe \u003cstrong data-start=\"3111\" data-end=\"3150\"\u003eQuicksilver Bravo Three (8M0123404)\u003c\/strong\u003e is for boaters who want a prop that feels as dependable as it is dynamic. Whether you’re powering through open water or maneuvering into tight spaces, it gives you control, speed, and confidence that’s hard to match.\u003c\/p\u003e\n\u003cp data-start=\"3371\" data-end=\"3420\"\u003e\u003cstrong data-start=\"3371\" data-end=\"3418\"\u003eWhy this prop is a smart real-world choice:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3421\" data-end=\"3844\"\u003e\n\u003cli data-start=\"3421\" data-end=\"3518\"\u003e\n\u003cp data-start=\"3423\" data-end=\"3518\"\u003e\u003cstrong data-start=\"3423\" data-end=\"3447\"\u003eMercury OEM quality:\u003c\/strong\u003e Designed, engineered, and tested by Mercury for lasting performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3519\" data-end=\"3611\"\u003e\n\u003cp data-start=\"3521\" data-end=\"3611\"\u003e\u003cstrong data-start=\"3521\" data-end=\"3555\"\u003eReliable and easy to maintain:\u003c\/strong\u003e Stainless steel resists flex, corrosion, and fatigue.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3612\" data-end=\"3725\"\u003e\n\u003cp data-start=\"3614\" data-end=\"3725\"\u003e\u003cstrong data-start=\"3614\" data-end=\"3640\"\u003ePerformance advantage:\u003c\/strong\u003e Contra-rotating system boosts acceleration and handling with smoother transitions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3726\" data-end=\"3844\"\u003e\n\u003cp data-start=\"3728\" data-end=\"3844\"\u003e\u003cstrong data-start=\"3728\" data-end=\"3746\"\u003eVersatile fit:\u003c\/strong\u003e Ideal for cruisers, performance runabouts, and large pontoons equipped with Bravo Three drives.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"3851\" data-end=\"3864\"\u003e\u003cstrong data-start=\"3855\" data-end=\"3862\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3866\" data-end=\"4049\"\u003e\u003cstrong data-start=\"3866\" data-end=\"3943\"\u003eQ1: Which Mercury engines does the Quicksilver Bravo Three Propeller fit?\u003c\/strong\u003e\u003cbr data-start=\"3943\" data-end=\"3946\"\u003eIt’s made for Mercury MerCruiser Bravo Three sterndrive systems typically running between 250–400 HP.\u003c\/p\u003e\n\u003cp data-start=\"4051\" data-end=\"4317\"\u003e\u003cstrong data-start=\"4051\" data-end=\"4122\"\u003eQ2: What makes this propeller different from other Mercury options?\u003c\/strong\u003e\u003cbr data-start=\"4122\" data-end=\"4125\"\u003eIts contra-rotating system — featuring a 4-blade front prop and a 3-blade rear prop — delivers superior acceleration, balance, and torque control compared to traditional single-prop designs.\u003c\/p\u003e\n\u003cp data-start=\"4319\" data-end=\"4530\"\u003e\u003cstrong data-start=\"4319\" data-end=\"4384\"\u003eQ3: How do I know if this pitch or size is right for my boat?\u003c\/strong\u003e\u003cbr data-start=\"4384\" data-end=\"4387\"\u003eA 15.9\" diameter and 21\" pitch are ideal for larger boats that need strong lift, reliable cruising efficiency, and steady high-speed control.\u003c\/p\u003e\n\u003cp data-start=\"4532\" data-end=\"4718\"\u003e\u003cstrong data-start=\"4532\" data-end=\"4595\"\u003eQ4: Can this prop be used in both saltwater and freshwater?\u003c\/strong\u003e\u003cbr data-start=\"4595\" data-end=\"4598\"\u003eYes. The stainless-steel build and matte finish provide long-lasting protection against corrosion in all environments.\u003c\/p\u003e\n\u003cp data-start=\"4720\" data-end=\"4910\"\u003e\u003cstrong data-start=\"4720\" data-end=\"4756\"\u003eQ5: What hub system does it use?\u003c\/strong\u003e\u003cbr data-start=\"4756\" data-end=\"4759\"\u003eIt’s compatible with Mercury’s Flo-Torq Hub System, which cushions the drivetrain, reduces vibration, and ensures smooth shifting and power transfer.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46939664285987,"sku":"48-8M0123404","price":906.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/QS_BravoThree_4-Blade_Main_2185f97f-dffa-4892-a415-85c50ca5d6e1.jpg?v=1760631381","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-quicksilver-bravo-three-propeller-4-blade-front-prop-only-15-9-dia-21-pitch-48-8m0123404","provider":"PartsVu","version":"1.0","type":"link"}