Sambo's Tyres stud and nut conversion kit - M14x1.25 to M14 x 1.5
( BMW F series and G series only ) If unsure please call to confirm before purchase.
Kit contains:
- 20 x Forged steel Studs
- 20x Forged steel Nuts
- 1x TX45 Tool
Total Length - 75mm
Professional-Grade Wheel Fixing Upgrade
What is a stud and nut conversion?
A stud and nut conversion replaces standard wheel bolts with fixed studs and separate nuts.
This allows wheels to be mounted more accurate, improves clamping force, and makes wheel changes faster and safer.
Benefits:
- Easier wheel fitting and removal
- Improved wheel alignment on hub
- Reduced risk of cross-threading
- Stronger, more consistent clamping force
- Ideal for performance and track vehicles
Benefits of forged steel:
- Superior tensile strength
- Increased fatigue resistance
- Consistent grain structure
- Excellent heat and stress tolerance
Engineered to perform under extreme torque and vibration.
INSTALLATION REQUIREMENTS
This product must be installed by a trained or professional garage only.
Incorrect installation can lead to wheel failure, vehicle damage or serious injury.
INSTALLATION SPECIFICATION
- Use thread-locking compound:
Tighten studs into the hub to approximately: 25 ft-lb (34 Nm) - Not over-tighten when installing studs into the hub.
ST Forged Steel stud and nut conversion kit (M14x1.25 to M14x1.5)
Key Advantages of a 14x1.25 to 14x1.5 Conversion
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Quicker Wheel Changes: Ideal for motorsport use, this setup makes wheel swaps faster and easier by eliminating the need to hold and balance the wheel while threading bolts.
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Greater Lug Nut Options: Because 14x1.5 is a more common thread pitch, it allows access to a wider range of lug nuts, including lightweight and performance-focused options like titanium.
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Improved Strength & Reliability: High-tensile (typically 10.9 grade) studs deliver a stronger, more secure hold, helping to minimize hub wear over time.
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Anodised Coated Finish: An anodised coating enhances corrosion resistance, improves durability, and provides a clean, premium appearance that holds up under harsh conditions.
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Lower Risk of Cross-Threading: Many conversion studs feature a chamfered lead-in tip, guiding the nut onto the threads and reducing the chance of damage during frequent or high-speed wheel changes.
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