BMW F 450 GS [2026-] - Alpina STS tubeless spoke wheel pair for

Alpina STS2 tubeless spoked wheels for on-road and off-road use

The Alpina STS tubeless spoked wheel pair for the BMW F 450 GS is completely interchangeable with the original wheels. It is compatible with the stock motorcycle without the need to replace original parts. Existing brake discs, original screws and tires will continue to be used.

Construction and function

• Forged aluminum rims with central hole and reinforced profile
• Alpina STS2® tubeless system
• Central spoke pattern for improved off-road performance
• More robust rims that are less prone to deformation, especially in off-road use
• No regular maintenance or checking of spoke tension required
• Compatible with tubeless tires; the size information can be found in the brochure
• Anti-bead tread for tire fitting
• Double reduced stainless steel spokes with curved heads
• CNC machined aluminum hubs
• Pressure valves compatible with BMW RDC pressure sensors

Front wheel 2.50 × 19 inches

• Forged aluminum rim made of 6082-T6, size 2.50 × 19 inches, sandblasted and anodized
• Anodized hub made from 6082 aluminum
• 36 spokes in AISI 304 stainless steel
• Spoke diameter 4/3.5/4 mm, neck 3.25 mm, curvature 164, length 167 and thread M4.5
• STS2 nipple made of aluminum 2024 Avional with thread M4.5
• O-rings 2031 NB70 in 7.65 × 1.78
• 36 safety springs made of stainless steel AISI 302 according to EN 10270/3
• Weight: 6,125g

Rear wheel 3.50 × 17 inches

• Forged aluminum rim made of 6082-T6, size 3.50 × 17 inches, sandblasted and anodized
• Anodized hub made from 6082 aluminum
• External spokes on the crown side made of AISI 304 stainless steel, diameter 4.4/3.9 mm, length 171 mm, neck 5.2 mm, curvature 152 mm and thread 24
• Internal spokes on the crown side made of AISI 304 stainless steel, diameter 4.4/3.9 mm, length 166 mm, neck 5.2 mm, bend 152 and thread 24
• Spokes on the opposite side with 4.4/3.9 × 191 mm, neck 2.9, bend 167 and thread 24
• STS2 nipple made of aluminum 2024 Avional with thread M4.5
• 36 O-rings 2031 NB70 in 7.65 × 1.78
• Safety springs made of stainless steel AISI 302 according to EN 10270/3
• Weight: 6,030g

Color combination

• Black hubs
• Silver colored spokes
• Black rim rings
• Blue spoke nipples

Assembly and Compatibility

The pair of wheels is designed for the BMW F 450 GS and can be exchanged for the standard wheels. The existing brake discs, original screws and tires are taken over. Due to ongoing product improvements, the images may show an earlier version.