99170A2 826125A1 Tilt Tube Kit | Genuine Used Part

🔧 Product Description

Genuine Mercury Steering Tilt Tube Kit - Part Number: 826125A1

A genuine Mercury steering and tilt-tube kit for selected Force, Mercury and Mariner outboards. The tube passes through the transom brackets, supports the engine pivot and provides the threaded mounting passage for a mechanical steering cable.

The 99170A2 number is the earlier kit replaced by 826125A1. The related 826125A2 kit is used as an interchangeable service reference in selected catalogues.

⚙️ Key Features

• Genuine Mercury OEM steering tilt-tube kit
• Current listing number 826125A1
• Supersedes 99170A2
• Approximate tube size 1.035-inch outside diameter by 12-1/8 inches long
• Cross-references with WSM and stainless-steel aftermarket replacement kits

🚤 Compatibility

Commonly used on

• Force, Mercury and Mariner outboard transom-bracket assemblies
• Mechanical steering-cable installations using the standard tilt-tube mount

Typically suits

• Engine models:
• Force 75HP - approximately 1996-1999
• Force 90HP - approximately 1995-1999
• Force 120HP - approximately 1995-1999
• Mercury 65 Jet - approximately 1994-2006
• Mercury 75HP three-cylinder - approximately 1994-2006
• Mercury 80 Jet - approximately 1994-2006
• Mercury 90HP three-cylinder - approximately 1994-2006
• Mercury 100HP four-cylinder - approximately 1994-2006
• Mercury 115HP four-cylinder - approximately 1994-2006
• Mercury 125HP four-cylinder - approximately 1994-2006
• Mercury 75HP four-stroke
• Mercury 80HP four-stroke
• Mercury 90HP four-stroke
• Mercury 100HP four-stroke
• Mercury 115HP four-stroke
• Mercury 105 Jet V6
• Mercury 110 Jet V6
• Mercury 140 Jet V6
• Mercury 135HP V6 EFI / DFI
• Mercury 150HP V6 EFI / DFI / OptiMax
• Mercury 175HP V6 EFI / DFI / OptiMax
• Mercury 200HP V6 EFI / DFI / OptiMax
• Mercury 225HP V6 EFI / DFI / OptiMax
• Mercury 250HP V6 EFI / DFI / OptiMax
• Mercury 300HP V6 performance applications
• Mercury Pro XS 150HP, 175HP, 200HP, 225HP and 250HP
• Mercury Racing 200XS, 2.5XS, 250XS and 300XS
• Mercury Verado 135HP, 150HP, 175HP and 200HP applications using the corresponding tube length
• Transom-bracket assemblies whose diagram specifies 99170A2, 826125A1 or 826125A2
• HP Range: 65HP - 300HP, plus Force 75HP - 120HP
• Engine Type: Force, Mercury and Mariner two-stroke, EFI, DFI and four-stroke outboard
• Year Range: Approximately 1994 onward, dependent on transom-bracket design

🔌 Function

The tube forms the horizontal pivot through the clamp brackets and provides the threaded guide for a mechanical steering cable. It also helps maintain correct spacing and alignment between the port and starboard transom brackets.

⚠️ Common Signs of Failure

• Steering cable seized inside the tube
• Heavy or notchy steering
• Rust, pitting or internal corrosion
• Damaged cable-mounting threads
• Excessive engine pivot play
• Bent tube causing bracket misalignment
• Grease cannot pass through the steering tube

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 826125A1 → Supersedes 99170A2
• 99170A2 earlier OEM tilt-tube kit
• 826125A2 interchangeable later service-kit reference where specified

OEM / Related Numbers

• 826125A1
• 826125A2
• 99170A2
• 99170
• Mercury steering cable tube and transom-bracket hardware
• 1.035-inch OD x 12-1/8-inch tilt tube

Aftermarket / Verified Equivalents

• WSM: 986-165
• Offshore Marine: 2210ST3 stainless-steel tilt tube
• Marine steering aftermarket: 826125A1 / 99170A2 stainless replacement tube

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated