BuildMyMTB
Prototype - Evolving Daily

Spank Stem

8 models, 19 verified variants. Only rows checked against Spank’s own page are listed.

A value shown as a set or a range differs between this model’s variants and is never one variant’s spec. A cell marked not stated is a field the maker does not publish, so nothing here checks it.

ModelVariantsClampLengthPrice (MSRP)
Spank Direct 40 Stem1Bar clamp 31.8 mm40 mm$79.99
Spank DM 40 Stem2Bar clamp 31.8 mm (on 1 of 2 variants); Bar clamp 35 mm (on 1 of 2 variants)40 mm$129.00
Spank Spike Race 21Bar clamp 31.8 mm35 mm$60.00
Spank Spike Director 2 Stem1Bar clamp 31.8 mm50 mm$59.99
Spank Spike 25/30 DM Stem1Bar clamp 31.8 mm28 mm$68.99
Spank Split8Bar clamp 31.8 mm (on 4 of 8 variants); Bar clamp 35 mm (on 4 of 8 variants)Ranges from 33 mm to 50 mm (8 distinct values, across 8 of 8 variants)$99.99
Spank Spoon 2 Stem1Bar clamp 31.8 mm40 mm$45.99
Spank Spoon4Bar clamp 31.8 mm (on 2 of 4 variants); Bar clamp 35 mm (on 2 of 4 variants)33 mm (on 1 of 4 variants); 35 mm (on 1 of 4 variants); 43 mm (on 1 of 4 variants); 45 mm (on 1 of 4 variants)$59.99

Source for every row: Spank’s own product pages, last checked between 2026-07-16 and 2026-08-21.

The checker compares the dimensions listed in what we check, and what we don’t. “No conflicts found” means no conflict among those dimensions — not a guarantee that a build works. Errors mean it won’t fit; warnings mean it works but check; infos are notes.

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